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Coad, A.
Biggi, G
Giuliani. E
JRC Working Papers on Corporate
R&D and Innovation No 08/2019
Asbestos, leaded petrol, and other
aberrations: Comparing countries’ regulatory
responses to disapproved products and
technologies
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How to cite this report: Coad. A, Biggi. G, Giuliani. E (2019). Asbestos, leaded petrol, and other aberrations: Comparing countries’
regulatory responses to disapproved products and technologies, JRC Working Papers on Corporate R&D and Innovation No 08/2019,
Joint Research Centre.
The JRC Working Papers on Corporate R&D and Innovation are published under the editorial supervision of Sara Amoroso in
collaboration with Zoltan Csefalvay, Fernando Hervás, Koen Jonkers, Pietro Moncada-Paternò-Castello, Alexander Tübke, Daniel Vertesy
at the European Commission – Joint Research Centre; Michele Cincera (Solvay Brussels School of Economics and Management,
Université Libre de Bruxelles); Alex Coad (Universidad Pontificia del Perú – PE), Enrico Santarelli (University of Bologna, IT); Antonio
Vezzani (Roma Tre University, IT); Marco Vivarelli (Università Cattolica del Sacro Cuore, Milan, IT).
1
Asbestos, leaded petrol, and other aberrations: Comparing countries’
regulatory responses to disapproved products and technologies
Alex Coada b *, Gianluca Biggic and Elisa Giulianic
aCENTRUM Católica Graduate Business School (CCGBS), Lima, Perú
bPontificia Universidad Católica del Perú (PUCP), Lima, Perú
c Responsible Management Research Center, Department of Economics & Management,
University of Pisa, Via Ridolfi 10, 56124, Pisa, Italy.
*Corresponding author. E-mail: acoad@pucp.edu.pe
2
Asbestos, leaded petrol, and other aberrations: Comparing countries’
regulatory responses to disapproved products and technologies
Industrial innovation churns out increasingly unnatural products and technologies amid
scientific uncertainty about their harmful effects. We argue that a quick regulatory response to
the discovery that certain innovations are harmful is an important indicator for evaluating the
performance of an innovation system. Using a unique hand-collected dataset, we explore the
temporal geography of regulatory responses as evidenced by the years in which countries
introduce bans against leaded petrol, asbestos, DDT, smoking in public places, and plastic bags,
as well as introducing the driver’s seatbelt obligation. We find inconsistent regulatory responses
by countries across different threats, and that countries’ level of economic development is often
not a good predictor of early bans. Moreover, an early introduction of one ban is not strongly
related to the relative performance in regard to another ban, which raises possible questions
about the coherence of regulatory responses across different threats.
Keywords: Innovation, regulation, government regulatory capacity, innovation systems, ban,
manufacture of doubt
JEL Codes: O38
3
1. Introduction
Industrial innovation requires the continual invention and production of increasingly unnatural
products and materials, such as chemicals like leaded petrol or glyphosate, or processes like
fracking. As the simplest and naturally occurring substances and products are the ‘low-hanging
fruit’ that are discovered and commercialized faster, subsequent innovation is increasingly
artificial. Innovation from simple recombinations of basic elements occurs first, and more
complex recombinations occur later (Weitzman 1998). These innovative technologies and
products can be approved for sale if they are useful in satisfying certain needs, although the
processes of evaluating their safety are increasingly difficult and uncertain (Mulgan 2016).
Although they may pass initial regulatory approval, nevertheless it is not always the case that
these innovative new products and processes are harmless to humans, animals, and the wider
environment, or that they can be easily broken down and reintegrated into the environment at
the end of the product’s life course.
The challenge for business firms, who, despite the current salience of grand
sustainability challenges, have for long prioritized profit-maximising goals over social and
environmental well-being (Giuliani 2018; Wettstein et al. 2018), is to push these products
through a few hoops of regulatory approval, after which they can be unleashed in markets. The
longer-term environmental and public health effects of new technologies, including the
possible interactions of these materials and chemicals, may not be well understood from
regulator’s laboratory tests. Furthermore, the assessment of emerging technologies is difficult
because it is not clear how technologies will evolve, it is hard to predict who will benefit or
suffer, and it is impossible to define what the counterfactual to any innovation is (Mulgan
2016). Moreover, once these products are released into the economy and the environment, the
political difficulties of changing consumer habits, as well as industrial organization of
production and distribution, will hinder attempts to remove these products from circulation
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even if they are discovered to be harmful. Furthermore, it is very difficult to prove that a
substance is actually harmful – for example, Imbens (2010) explains that there remains a lack
of convincing evidence that smoking truly causes cancer, according to the usual standards for
medical evidence, because of ethical difficulties in setting up a randomized controlled trial (if
individuals in the treatment group are obliged to become smokers). For society to benefit from
‘responsible’ innovation, new technologies should be assessed not only at the time of their
introduction, but also in the years after introduction, as new information emerges regarding
their evolving uses and wider consequences (Stilgoe, Owen, and Macnaghten 2013).
A further complication is that innovating firms may have strong interests in promoting
their sales, and engage in lobbying and rent-seeking behaviours, often exploiting their
economic power to gain or influence political power (Zingales 2017) and to build favourable
relations with regulators to the dissemination of deliberately misleading information (Monbiot
2006). For example, Goldenberg (2013) reports that, between 2002 and 2010, anonymous
billionaires donated $120m to more than 100 anti-climate groups working to discredit climate
change science. Their investments appear to have paid off, because in 2017 the Trump
administration withdrew from the Paris agreement on climate change, and the White House no
longer seems to take climate change seriously (Malakoff and Mervis 2017). Economic analysis
of the regulation of harmful products and technologies amid uncertainty and deliberately
manufactured doubt is still underdeveloped, however (Bramoullé and Orset 2018).
Alongside the trends of increasing innovation and the multiplication of new molecules,
chemicals and products, new illnesses and diseases are emerging in modern societies, including
those of affluent countries (Luzzati, Parenti, and Rughi 2018), and their origins are not well
known. For example, the prevalence of allergic sensitization has increased in most developed
5
countries over the last century (Holbreich et al. 2012).1 A recent meta-regression analysis
reports a significant decline in sperm counts in the last 50 years, driven by a 50–60% decline
among men unselected by fertility from North America, Europe, Australia and New Zealand
(Levine et al. 2017). Anaphylactic shocks, which are life-threating allergic reactions, and for
which the causes are unknown in 32-50% of cases, have seen their frequency jump from 20 to
50 per 100’000 per year over the period from the 1980s to the 1990s (Simons 2009). More
worryingly, the World Health Organization (WHO) has estimated a total of 7 million premature
deaths in 2016 due to exposure of individuals to fine particulates (WHO 2017) – half a million
in Europe alone (EPA 2017). Exposure to toxic emissions of chemical and other plants has
generated an impressive death toll in Russia in the pre-Gorbacev period and more recently in
China, with the emergence of hundreds of cancer villages in the vicinity of industry sites (Liu
et al. 2010), whose existence the Chinese Ministry of Environmental Protection had to
acknowledge in 2013, even though evidence of their existence started to emerge in the 1970s
(Nguyen 2015). This could indicate that modern technologies have harmful health effects in
ways that our regulators still do not fully understand. It also underlines the importance of an
effective regulating body that can swiftly act to ban certain products and technologies when
public health risks are discovered.
Given the unpredictability of the harmful impacts of certain innovative products and
production processes, we argue that a quick regulatory response to the discovery of a harmful
impact is an important indicator for evaluating the performance of an innovation system. A
‘laissez faire’ approach to the regulation of new technologies has not worked in any known
society (Mulgan 2016). To the extent that the goals of an innovation system are overall societal
prosperity and well-being, the ideal innovation system will produce many new welfare-
1 Meanwhile, through the lens of a natural experiment, the Amish – a society that has rejected modern technologies
– have lower rates of asthma (Holbreich et al. 2012); although it is not clear exactly why.
6
increasing innovations while simultaneously banning those innovations that are discovered to
be harmful.
We contribute to the literature by providing a quantitative analysis of countries’
responses to the challenge of banning harmful technologies, as well as focusing on several
technologies at the same time, to investigate whether countries’ regulatory responses are
coherent across technologies. These contributions are important given the limited statistical
analyses in the previous literature. One of the few statistical contributions to the cross-country
analysis of environmental regulatory response and economic performance is Esty and Porter
(2001), who focus on air pollution (urban particulates and urban SO2 concentrations) and
energy usage per unit of GDP. Other studies have looked into the impact of environmental
regulations on firm-level response in terms of e.g. innovative inputs as R&D expenditures
(Jaffe and Palmer 1997; Lanoie et al. 2011) or innovative outputs such as patents
(Brunnermeier and Cohen 2003; Johnstone and Haščič 2010; Lee, Veloso, and Hounshell
2011), often reporting compelling evidence that regulations have positive influence on
environmental-friendly innovations (Ambec et al. 2010; Porter 1991; Porter and van der Linde
1995; Brunel 2015; Brunnermeier and Cohen 2003; Lanjouw and Mody 1996; 1996; Popp
2005). However, as suggested by Esty and Porter (p. 78), environmental policy making has
been ‘more an art than a science’ and ‘statistical analyses of the determinants of environmental
performance across nations have been rare - indeed, almost non-existent’. These considerations
are still largely valid today, as to the best of the authors’ knowledge, most research in this area
of inquiry has traditionally relied on anecdotal evidence and case studies. To address this gap,
we focus on the dates when countries implemented regulatory bans of specific products and
technologies, focusing on asbestos, leaded petrol, DDT, tobacco (smoking bans), seatbelt
obligations and plastic bags.
7
The paper is organized as follows. Section 2 develops our hypotheses. Section 3
describes how the database was assembled. Section 4 presents our non-parametric and
parametric analysis. Section 5 concludes.
2. Conceptual framework
2.1 Background literature
The probability that a country endorses the ‘precautionary principle’ (Stirling 2017) and
introduces a regulatory ban amid the ambiguities and uncertainties of assessing the technology,
depends on many factors. On the one hand, there is uncertainty regarding the reliability of
emerging scientific evidence of harmful effects. Uncertainty is reduced by scientific progress
and the accumulation of knowledge, and possibly also by imitating other countries in the
context of international policy diffusion, where other countries may have access to superior
knowledge bases.2 On the other hand, uncertainty may be increased by misinformation
propagated by corporate lobbyists and their thinktanks. The wilful production of ignorance,
known as ‘the manufacture of doubt’ (e.g. Bramoullé and Orset 2018), has been a feature of
industry since at least the appearance of evidence on the harm of cigarette smoking in the early
1950s (Proctor 2012; Harford 2017). In the 1940s, for example, German tobacco manufacturers
established their own 'scientific' journal and also a 'scientific' academy to support the tobacco
industry, then under siege from public health activists (Proctor 2012). Uncertainty generally
trends downwards over time, as scientific knowledge accumulates, although may be stirred up
2 Although countries may have access the same global scientific knowledge base, as published in international
scientific journals, nevertheless countries may look for different answers to different questions and they may
interrogate different evidence bases (Millstone et al. 2004, 2009), and the databases used to make regulation policy
may be proprietary and hence confidential (Myers et al. 2016). This would further dilute any relationship between
scientific evidence and policymaking.
8
by misinformation strategies. Hence there is a struggle between a mounting scientific evidence
base, on the one hand, and corporate misinformation, on the other.3
Another factor is the efficiency of a country regulatory institutions, in the face of
corruption and bribery. The capacity of countries to keep pace with technologies that are proven
to be harmful is important and, traditionally, economists have considered regulatory action to
be one fundamental way to address the negative externalities of the business sector (Friedman
1970). More recently, this view has been subject to criticism because, as business activities
became more globally dispersed, it became clear that the negative impacts of harmful
innovations could also affect countries with poor regulatory capacity and governance gaps
(Scherer and Palazzo 2011), while also countries with strong institutions have also sometimes
proven to be too slow to address regulatory problems (Hart and Zingales 2017).
Still another factor could be opposition to the ban from the public domain. This could
be due to consumers who do not wish to change their habits (for example in the case of the
indoor smoking ban), possibly spurred on by advertising efforts by firms. Note also that
employees at firms that produce toxic substances may be opposed to regulation if they fear
losing their jobs (Dodic-Fikfak et al. 1999).
The probability of a ban is therefore increased by the advance of science and by strong
regulatory institutions. In contrast, firms fearing regulatory action may seek to stir up
uncertainty and doubt, to invest in lobbying, and generate and distribute misinformation and
false research publications also to influence public opinion. If scientific knowledge remains
uncertain, and public opinion remains confused, firms may succeed in delaying regulation even
if the gains for the firm are small in regard to the benefits for society as a whole. For example,
3 “As scientists become increasingly convinced that the activity is harmful, the industry first devotes more and
more resources to falsely reassuring the citizens. This yields increasingly large welfare losses. When scientists'
belief reaches a critical threshold, however, countering the scientific consensus becomes too costly and the
industry abruptly ceases its miscommunication.” (Bramoullé and Orset 2018, p120).
9
Needleman (2000) writes that firms resisted regulation against leaded petrol even though the
estimated R&D costs for developing alternatives were only thought to be $100 million.
2.2 Stylized regulatory scenarios
Based on these considerations, we consider two stylized possible scenarios: a first scenario (i.e.
the standard scenario) is the most simplistic but also the most aligned with conventional,
‘trickle down’ economics, where economic growth is seen as a key driver of institutional fixes,
and, under this scenario, the most economically advanced countries are expected to be the first
to ban because they have well-functioning institutions (including the institutions of economic
regulation), a better innovation system that provides alternatives to the contested technologies,
and the population have progressive values that exert pressure upon regulators to fulfil their
expected roles. Against this background, we envisage a second scenario where the response
from countries is more fragmented (i.e. the fragmented scenario), such that economically
advanced ones are not expected to respond more promptly than other less economically
developed ones to the threats posed by harmful innovations. We discuss these two scenarios
below.
2.2.1 The standard scenario
The evidence in Esty and Porter (2001) shows that wealthy countries have better environmental
regulation than poorer countries, and better environmental performance in terms of levels of
urban particulates, urban SO2 concentrations, and energy usage per unit of GDP. Relatedly, the
literature on policy diffusion suggests that late policy adopters tend to be poorer than early
adopters (Shipan and Volden 2012).
Advanced countries may therefore be better positioned to take strong regulatory action
in the case of harmful innovations. This could be because the level of economic development
10
of a country (proxied by GDP per capita) reflects the strength and reliability of a nation’s
institutions. Alternatively, this could be because their innovation systems are more efficient
with regards to the introduction as well as the withdrawal of new products and technologies,
and also because these countries – positioned at the global knowledge frontier – can better
access and interpret the scientific evidence that a particular innovation is harmful. In this case,
the probability of a ban would be increased because uncertainty is low. According to this first
scenario, therefore countries with a higher level of economic development will be early to ban
harmful technologies. We consider that under this scenario, the country regulatory responses
will be coherent across threats: i.e. countries that are early to ban one harmful technology will
be early to ban another harmful technology.
2.2.2 The fragmented scenario
Another scenario is also possible. It comes from distinguishing between countries according to
the priorities given to the economic domain in contradistinction to the domain of social welfare
and public health. This could be reflected in terms of public opinion being aligned to corporate
interests, and firms making large profits and being able to effectively invest these in direct
political influence and manipulation of the evidence base, in the context of a populist rather
than technocratic government (Bramoullé and Orset 2018).
In ‘pro-business’ countries, previous efforts along certain technological trajectories
(Dosi 1982) will result in accumulated capabilities, industrial assets and capacity, and – more
generally – path-dependence and vested interests of profit-seeking firms. Innovation often
requires large investment in sunk costs, but once the product is developed and commercialised,
it generates large revenues for the innovating firm. Countries that contain a lot of innovating
firms will therefore be under pressure (from firms, as well as employees and consumers) to
continue allowing the sale of these innovations, even after they are discovered to be harmful to
11
public health. For example, countries where large firms have strong vested interests in
potentially harmful products may develop an elaborate infrastructure of think-tanks, lobbying
groups, and fake grassroots community groups4 funded by dark corporate money, to oppose
the inconvenient scientific evidence. Monbiot (2006) describes how the same individuals and
think-tanks, and the same strategies (‘doubt is our product…’), were used by tobacco
companies (in opposition of passive smoking regulation) as well as oil companies (in
opposition to climate change awareness). Hence, ‘pro-business’ countries may have a well-
developed ‘denial industry’ (Monbiot, 2006) that is not restricted to any particular industry but
can be hired to prevent and delay regulation against a wide array of contentious products.
Other countries, that place more importance on social welfare as opposed to commercial
interests, may have relatively under-developed firms, and (given their priorities) will not
hesitate to regulate in favour of society rather than commercial interests, thus leading to earlier
bans on harmful innovations. Hence, under this second scenario, the level of economic
development may not be such a strong predictor for a regulatory ban; it is possible that the
regulatory responses will be diverse across countries with similar levels of economic
development. For instance, D’Orazio and Popoyan (2019) show that low-income countries and
emerging economies are more active than high-income countries in adopting ‘green
regulations’ in the financial system, which they explain based on the different goals played by
central banks and the higher climate risks faced by banks in the lower income economies.
In this scenario, because of the different forces at play, we envisage that there will be a
higher fragmentation in the regulatory responses across different threats, as, for instance,
countries may have vested interests lobbying against one particular ban, but not against others,
or its innovation system may have developed innovative skills to address the transition from a
4 For example, Koch-financed activists of local chapters of the group ‘Americans for Prosperity’ knock on the
doors of selected individuals to mobilise local opposition to public transport projects such as light-rail trains and
bus routes (see https://www.nytimes.com/2018/06/19/climate/koch-brothers-public-transit.html).
12
banned technology to a new one, but it may not be equally capable of fostering such a transition
in other industries, thus having less interest in favouring the ban in the latter case. Hence, to
summarize, we see two alternative scenarios: the standard and the fragmented. In the standard
scenario we expect countries with higher level of economic advancement to be first to ban, and
to ban technologies coherently across threats. In the fragmented scenario, we expect to find
more variability, such that regulatory responses across threats will be highly diversified and
not correlated with countries’ levels of economic development. We seek to assess which
scenario fits best with our data.
3. Data on regulatory bans
Our unit of analysis is the product or technology. This bears some similarity to Comin and
Hobijn (2010) on rates of technology adoption across countries, or Farmer and Lafond (2016)
on rates of technological progress (i.e. Moore’s law for various technologies). These
technologies must be in use in a relatively large number of countries, before a regulatory
response is implemented, so that there are sufficient observations for an econometric
comparison across countries.
We focus on regulatory bans, rather than softer restrictions or phasing-out programmes,
to have a relatively unambiguous dichotomous measurement of regulatory action. A ban is a
low-complexity policy (Makse and Volden 2011) that is relatively easy to observe. The year
of the ban reveals the national capability in taking regulatory action. However, even focusing
on bans can be problematic. Sometimes partial bans are in place even if total bans are not in
place. For example, there is sometimes confusion between when DDT was banned for
agricultural use and when it was banned for any use (e.g. against mosquitos for purposes of
disease vector control). In the US, asbestos is banned for some uses, although it is generally
considered that, overall, asbestos has not been banned in the US (White 2004). We therefore
13
seek to focus only on total bans. Where possible, we sought to ensure that the definition of the
ban was coherent across countries regarding the regulation of the product or technology. Ideally
there would be only one date for each country regarding the introduction of the ban, although
this was not always clear. In the case where a country introduces its own ban years before
signing an international convention (such as the Stockholm convention regarding the banning
of DDT), we would prefer to focus on the year of the country’s first ban, although if this
information is not available, a unified database that reports the years when countries signed an
international agreement such as the Stockholm convention could be useful, because it would
be a consistent and standardized indicator across countries.
3.1 Criteria for choosing Technologies and Products
A first criterion for choosing technologies and products is that the phenomenon must be
relatively recent, otherwise the issue might be seen as irrelevant today. The slave trade could
be seen as a socially toxic process technology and bans on slavery display interesting statistical
variation across a fair number of countries, although the long time elapsed since the slave trade
suggests that it is of limited value for comparing innovation systems today.
A second criterion is that there should be sufficient variation across countries to enable
a meaningful quantitative analysis. This requirement would not be satisfied in the case of the
non-steroidal anti-inflammatory drug Vioxx (Rofecoxib), because there was only one producer,
Merck, who publicly announced its voluntary withdrawal of the drug from the market
worldwide on September 30, 2004. (Vioxx was withdrawn because of the discovery of
undesirable side effects including increased risk of heart attack and stroke.) Another innovative
product which would not satisfy this criterion would be chlorofluorocarbons (CFCs), for which
production of new stocks ceased in virtually all countries at around the same time under the
Montreal Protocol. Similarly, the Waste Electrical and Electronic Equipment (WEEE)
14
Directive was set up among European states to encourage the safe disposal and recycling of
waste electronic and electric goods. WEEE was transposed into law by all 25 EU member states
at the same time, in 2005, with the sole exceptions of Cyprus (1 year early, in 2004) and the
UK (1 year late, in 2006).5 WEEE therefore displays insufficient statistical variation across
countries for our quantitative analysis.
A third criterion is that the public health concerns surrounding the technology must be
sufficiently advanced that a sufficient number of countries have taken steps against the
technology. For example, there is increasing concern about the public health risks of glyphosate
(see e.g. Myers et al. 2016). In March 2015, Glyphosate was classified as ‘probably
carcinogenic in humans’ by the World Health Organization's International Agency for
Research on Cancer. At the time of writing, however, only 6 countries have taken, or threatened
to take, regulatory action against glyphosate.6 Neonicotinoids are another example where
regulatory action has been introduced by a handful of countries only recently.7 The herbicide
Paraquat has also been banned by a number of countries because it is toxic to humans and
animals, although we could not find data on many countries.8
Based on these criteria we decided to focus on bans, namely leaded petrol, asbestos,
DDT, tobacco (smoking bans), seatbelt obligations and plastic bags.
5 See https://en.wikipedia.org/wiki/Waste_Electrical_and_Electronic_Equipment_Directive [accessed 26 July
2016].
6 Those 6 countries are Colombia, Bermuda, El Salvador, France, the Netherlands and Sri Lanka (see
https://en.wikipedia.org/wiki/Glyphosate [accessed 22 July 2016]).
7 Those countries are: Canada, Italy, France, Germany and Switzerland introduced restrictions on neonicotinoids.
See https://en.wikipedia.org/wiki/Neonicotinoid [accessed 31 October 2016].
8 For example, only 12 distinct countries, mainly in Africa, have banned (types of) Paraquat:
http://www.pic.int/Procedures/NotificationsofFinalRegulatoryActions/Database/tabid/1368/language/en-
US/Default.aspx.
15
3.1.1 Leaded petrol
Leaded petrol is a suitable case because it is now banned by many countries. Tetraethyl lead
was added to petrol to improve its combustion performance. However, doubts about the toxicity
of leaded petrol started in the 1920s, it started to be phased out in the 1970s, and was only
completely banned in the USA in 1995. It took over two decades for the US to remove lead
from petrol, despite international evidence on the harm to child cognitive function and
behaviour from lead exposure (Wilson and Horrocks 2008). In the US, aggressive lobbying
was undertaken by the lead industry (Reyes 2015). It seems that safer additives to substitute
for tetraethyl lead were not developed because of concerns about R&D costs (Needleman
2000).
Leaded petrol is a powerful neurotoxin, even at low doses (Aizer et al. 2018), with its
strongest effects on young children. Reyes (2015) calculates that the partial phase-out of leaded
petrol in the US during the 1980s had a causal effect of increasing each child’s IQ by 6 points
– a huge effect. Regrettably, leaded petrol is still widely used in a few countries (Iraq, Yemen,
Algeria) despite the evidence on its subtle and insidious neurotoxic effects (lower IQ, antisocial
behaviour, and even violent crime; Nevin 2000, 2007; Reyes 2015). Leaded petrol was also
reintroduced in 2000 in the United Kingdom after pressure from classic-car lobby groups.9
Leaded petrol continues to be used by small aircraft, which is detrimental to public health
(Wolfe et al. 2016).
9 The website of the Federation of British Historic Vehicle Clubs explains that: “The withdrawal of lead from
petrol raised very real concerns about engine damage from exhaust valve seat recession (VSR) in older engines
with cast-iron cylinder blocks and heads ... the Federation lobbied successfully to secure an EU concession for
the sale of leaded petrol in the UK, a concession which survives to this day, although current sales outlets are few
in number, and the uptake of the product is quite small.” http://fbhvc.co.uk/legislation-and-fuels/fuel-information/
[accessed 25 Oct 2016].
16
3.1.2 Asbestos
Asbestos is a naturally occurring mineral has been used by humans for at least two
millennia, once being hailed as a ‘miracle mineral’ for its ability to withstand fire and heat.
However, asbestos exposure can cause serious and fatal illnesses such as lung cancer,
mesothelioma, and asbestosis, with symptoms often emerging decades after exposure has
ceased.10 The toxicity of asbestos has been known for a long time. Insurance companies in the
US and Canada stopped selling life insurance to asbestos workers during the 1920s (White
2004). Hence, if anyone was applying the ‘precautionary principle’, it was life insurance
companies, not government regulators. Asbestos has now been banned by 55 countries
worldwide11 (with Australia being early to ban blue asbestos in 1967), but asbestos is yet to be
banned in the USA where it is still used in construction. Asbestos comes in several different
forms (six naturally-occurring silicate minerals, commonly known as white asbestos, blue
asbestos, brown asbestos, and green asbestos), has many different uses (e.g. insulation,
automotive brake shoes and clutch plates), and has been used in a wide range of countries in
both tropical and cold climates. The most comprehensive dataset regarding asbestos bans refers
to total bans. This encourages us to focus on the years when countries implemented total bans,
rather than the first ban of a certain type or usage of asbestos. The USA was the second country
to impose a partial ban of asbestos in 1973 (i.e. a ban regarding spray-applied surfacing
asbestos-containing material for fireproofing/insulating purposes).12 However, the USA is
generally seen as being one of the last industrialized countries to ban asbestos (White 2004).
Therefore, we focus on the years when a country implements a total ban on asbestos.
10 Van den Borre and Deboosere (2014) write that mesothelioma has an average latency period of 37–45 years.
11 http://www.asbestosnation.org/facts/asbestos-bans-around-the-world/.
12 http://ibasecretariat.org/asbestos_ban_list.php.
17
3.1.3 DDT
The discovery of dichlorodiphenyltrichloroethane (DDT) in 1940s opened a new era of
chemical control of the land, leading not only to its industrial mass production and consumption
but also to the development of numerous other synthetic organic pesticides (Özkara, Akyıl, and
Konuk 2016). DDT was initially used during the World War II to control malaria and typhus
among civilians and troops, but was largely employed for its broad-spectrum activity against
pests as an agricultural and household pesticide. Yet, as DDT became widespread, myriad
problems in terms of human health and environmental hazard were being discovered and were
discussed by Rachel Carson in her 1962 book ‘Silent Spring.’ DDT persists and bio-
accumulates, as it has been found among animals across the whole food chain (Jensen et al.
1969). A biological study conducted in the 1950s showed increasing DDT levels in most human
communities, mainly due to exposure to residues in food (Walker, Goette, and Batchelor 1954).
Recognized as a global concern, during the 1970s and 1980s, agricultural use of DDT was
banned in most developed countries, beginning with Hungary in 1968 followed by Norway and
Sweden in 1970. In 1972, the U.S. Environmental Protection Agency (EPA) issued a
cancellation order for DDT based on its adverse environmental effects. The worldwide ban for
agricultural uses occurred by the 2001 U.N. Stockholm Convention on Persistent Organic
Pollutants. Even today, DDT remains widespread in the environment especially in developing
countries where it continues to be used for vector disease control (Beard 2012).
3.1.4 Tobacco
The cigarette is the deadliest artefact in the history of human civilisation (Proctor 2012).
Smoking bans reduce exposure to second-hand smoke, which lowers the risk of heart disease,
cancer, emphysema, and other diseases. Indoor smoke free legislation reduces health care costs,
improves worker productivity, reduces the risk of fire in vulnerable areas, improves cleanliness,
18
and reduces energy use via lower ventilation requirements. Research by tobacco companies
has even shown that a number of well-established carcinogens are present at higher
concentrations in second-hand smoke than in mainstream smoke.13
Smoking bans are included here because they show how a country’s regulators respond
to scientific evidence about the public health concerns of a certain activity. While bars and
restaurants were initially concerned that smoking bans would affect their revenues,
econometric analysis suggests that this is not the case, neither for early adopters nor for late
adopters (Nikaj et al. 2017). Smoking bans have been implemented in a large number of
countries, with Malaysia (1983) and Peru (1993) being the first to ban. To be precise, we focus
only on bans relating to cigarette smoking in enclosed public areas such as pubs and restaurants
(although these latter may have a dedicated smoking area).
3.1.5 Seatbelt obligation
Here we refer to the regulatory decision that made the wearing of seatbelts compulsory – which
can be seen as a ban on driving without wearing a seatbelt. According to the Royal Society for
the Prevention of Accidents (Rospa), Volvo's standard three-point belt design has by now saved
one million lives worldwide.14 Geels and Penna (2015) also consider that the introduction of
seatbelts is an interesting case of innovation, socio-political mobilization and adoption of new
technologies. To be precise, we focus only on the legal obligation for the driver to wear a
seatbelt.
13 https://en.wikipedia.org/wiki/Smoking_ban [last accessed 6th Nov 2017].
14 http://news.bbc.co.uk/2/hi/uk_news/8197875.stm [last accessed 6th November 2017].
19
3.1.6 Plastic bags
Our final case focuses on the phase-out of single-use lightweight plastic bags as the most used
packaging material worldwide. Single-use plastic bags are made by low-density polyethylene
(LDPE) which besides the excellent properties in terms of costs and effectiveness, may pose
serious environmental threats as a consequence of their disposal, as they are resistant to
biodegradability. Major environmental concerns related to the disposal of single-use plastic
bags involves their potential of clogging waterways, choking marine life and providing a
breeding ground for malaria-carrying mosquitoes (Xanthos and Walker 2017). According to
the United Nations Environment Programme (UNEP), 4 to 5 trillion plastic bags are distributed
each year (UNEP 2018), which makes their ban particularly meaningful. We note that single-
use plastic bags bans are particularly widespread in Africa. This could be partly explained by
the poor waste-collection process and low recycling rates which make the problem of plastic
waste more visible, and partly explained by the fact that Africa exports very little plastic and
lacks a strong industry lobby pressure (Economist 2019).
3.2 Variables
3.2.1 Dependent variable
Our dependent variable is the year of the regulatory ban, for the cases of leaded petrol, asbestos,
DDT, indoor smoking, plastic bags and the seatbelt obligation. We have one observation for
each country – i.e. the year of the ban. For countries that we know have not yet implemented
the ban, the value of the dependent variable is censored at the time of the analysis (i.e. 2017).
Data sources consulted to establish the year of ban are available upon request by the authors
are included in the online supplementary file.
20
3.2.2 Explanatory variables
We elaborated two possible opposite scenarios, where we predict opposing links between a
country’s level of economic development and its regulatory action. To measure the level of
economic development of a country we use several indicators. We draw economic data from
the Penn World Tables (PWT) 9.0 (Feenstra, Inklaar, and Timmer 2015). Hence, we use the
PWT indicator of (the natural logarithm of) GDP per capita (LOG_GDP_PC) as our indicator
of economic development (following Esty and Porter 2001). An alternative measure of a
country’s level of economic development is the natural logarithm of Total Factor Productivity
(TFP), also from PWT 9.0.15 However, TFP is highly correlated with GDP per capita, and
furthermore it has a higher number of missing observations, therefore we do not include it
alongside log of GDP per capita.
We also consider Human capital (HUMAN_CAPITAL) as an alternative indicator of
economic development, because it is a key input to a national innovation system. Likewise, we
consider Patent applications per capita (PATENTS_PC), calculated as number of patent
applications of residents divided by the aforementioned population variable, using World Bank
data,16 17 because this also reflects the country’s innovative capabilities which may influence
the time to ban.
To account for the differences that might exist across countries’ institutional strengths
(INSTITUTIONS), using a composite indicator that is generated by principal components
analysis (PCA). The raw variables are the following six variables that are reported in the World
15 To be precise, we use the variable cwtfp which indicates the welfare relevant TFP level, and which compares
living standards across countries in each year.
16 Data are from the World Bank, https://data.worldbank.org/indicator/IP.PAT.RESD. Indicator code:
IP.PAT.RESD: "Patent applications, residents." The variable is defined as follows in the source notes: “Patent
applications are worldwide patent applications filed through the Patent Cooperation Treaty procedure or with a
national patent office for exclusive rights for an invention - a product or process that provides a new way of doing
something or offers a new technical solution to a problem. A patent provides protection for the invention to the
owner of the patent for a limited period, generally 20 years.” Source: World Intellectual Property Organization
(WIPO), WIPO Patent Report: Statistics on Worldwide Patent Activity. The International Bureau of WIPO
assumes no responsibility with respect to the transformation of these data.
17 Repeating the analysis using log of patent applications per capita did not affect much the results.
21
Bank’s Worldwide Governance Indicators.18 The six dimensions are: Rule of Law; Political
Stability and No Violence; Voice and Accountability; Government Effectiveness; Regulatory
Quality; and Control of Corruption. We take the first PCA-generated component, which
explains 84.82% of the variance.19
We also include a number of additional control variables, from the PWT dataset (see
Section 4.4). The natural logarithm of population (LOG_POP) is taken as an indicator for the
size of a country. To the extent that larger groups are more difficult to coordinate and organize,
we might expect that larger countries are slower to implement nationwide regulatory action
such as product bans.
We do not have detailed data on national productive capacity or imports over years for
the particular technology being assessed (tetraethyl lead, asbestos, etc.). Domestic producers
could in principle lobby hard to delay or block any regulatory action affecting their products.
Unfortunately, we do neither have industry employment in the affected sector, nor lobbying
expenditures by the affected firms. Collecting this data would be extremely difficult, and
evidence suggests that national productive capacity, which can be used as a proxy for lobbying,
is not always a decisive dimension in blocking a ban: in the case of asbestos, Australia was the
first country to ban (blue asbestos was banned as early as 1967) despite being a large asbestos
producer; Slovenia was early to ban asbestos in 1996 because of the efforts of an asbestos-
cement producing factory in initiating the ban (Dodic-Fikfak et al. 1999). Hence, in some cases,
lobbying is explicitly mentioned as an obstacle to regulatory action (e.g. Needleman 2000 for
the case of leaded petrol). In other cases, though, it could be merely the forces of consumer
habit, and political inertia, which drive resistance to regulatory intervention.20
18 https://info.worldbank.org/governance/wgi/.
19 The loadings of the six variables onto this PCA-generated component are as follows: Rule of Law 0.4335;
Political Stability and No Violence 0.3619; Voice and Accountability 0.3868; Government Effectiveness 0.4240;
Regulatory Quality 0.4153; and Control Of Corruption 0.4234.
20 Gilbert et al. (2005) show that it took decades for paediatricians to change their recommendations concerning
infant sleeping position and SIDS (Sudden Infant Death Syndrome), whose evidence of a statistical connection
22
Against this background, clearly our estimates will be affected by some omitted
variable bias. Our estimates should therefore be taken as tentative and indicative of partial
associations, with a fair amount of caution, rather than being interpreted as causal effects.
4. Analysis
We begin with descriptive statistics and non-parametric analysis before presenting regression
results.
4.1 Descriptive statistics
Table 1 below presents summary statistics, for the cases of bans. For each of the cases, there is
a considerable range between the minimum and maximum values, and also a reasonably large
standard deviation, suggesting that there is sufficient variation across countries to engage in
meaningful quantitative analysis. Table 1 also shows that the number of observations varies
substantially across cases, from 145 observations for smoking bans to only 54 observations for
plastic bags bans.21 Figure 1 below provides further information on the variation across
countries.
was available already by 1970. Conservative estimates suggest that earlier recognition of the available scientific
evidence regarding the risks of front sleeping ‘might have prevented over 10’000 infant deaths in the UK and at
least 50’000 in Europe, the USA, and Australasia.’ (Gilbert et al. 2005, p. 874). In this case, the poor use of health
research evidence by paediatricians is considered to be among the most credible responsible factors for the delay
in recommending anti-SIDS sleeping positions, not lobbying.
21 Plastic bag bans have boomed recently: countries banning them are 54 in 2019.
23
Table 1: Summary statistics.
Mean
Median
Std. Dev.
Min
Max
Obs.
Asbestos
2011.97
2017
7.86
1986
2017
139
Leaded Petrol
1999.80
2000
6.17
1986
2017
75
DDT
2005.60
2005
2.31
2001
2017
139
Smoking
2008.17
2009
5.78
1983
2017
145
Seatbelt
1990.50
1989
15.05
1966
2017
119
Plastic Bags
2015.463
2017
4.52
2002
2019
54
Notes: Countries that have not yet introduced a ban (denoted here as ‘2017’, or ‘2019’ for the case of plastic bags)
are included in this summary statistics table, because these are observations that are included in the regressions
(but not the scatterplots). ‘2017’ (or ‘2019’) refers to non-missing observations where we know that the country
has not yet taken regulatory action. Countries where we have no confirmation of either a ban or no ban are
classified as missing observations.
24
Figure 1: Distribution of years when countries implemented the regulatory action, for
countries that have implemented a ban by 2017 (or 2019 in the case of plastic bags).
Note: Top left: Asbestos ban; Top right: Leaded Petrol ban. Centre left: DDT ban, Centre right: Smoking
ban (Tobacco). Bottom left: Seatbelt law. Bottom right: Plastic bags ban.
25
Table 2 shows some positive and significant correlations, with the expected sign, between the
following pairs: Asbestos-Seatbelt; Leaded Petrol-DDT; Leaded Petrol-Smoking; and Leaded
Petrol-Seatbelt. The largest correlation is between the years of bans for DDT and leaded petrol
(ρ = 0.3875, p-value = 0.0008). For the other pairs of variables, the correlations are generally
far from statistically significant. Plastic bag bans do not appear correlated with any of the other
regulatory actions. Taking an avant-garde stance in favour of public health with respect to one
technology sheds limited light on how a country will react when considering another
technology. This potentially surprising result casts some early doubt on our prediction that
countries will have a similar approach to regulate different threats.
Table 2: Correlation matrix.
Asbestos
Leaded petrol
DDT
Smoking Bans
Seatbelt
Plastic Bag
Asbestos
1
Leaded Petrol
0.1760
1
DDT
0.0260
0.3875***
1
Smoking
-0.0887
-0.2751**
0.0754
1
Seatbelt
0.3638***
0.2976**
0.0655
0.1243
1
Plastic Bags
-0.1914
0.0348
0.0187
0.1717
-0.1048
1
Notes: Key to significance levels: *** p<0.01, ** p<0.05, * p<0.1.
Selected information on how the years of ban vary with each other can be found in the
scatterplots (Figure 2), which provide a non-parametric representation that allow to identify
particular countries. Sweden and Norway were early to introduce bans in all cases.22 Japan
and Germany were early to ban leaded petrol and DDT, and to introduce the seatbelt obligation,
but at time of writing neither country has introduced a nationwide ban on smoking in public
places.
22 Sweden also scores very highly in the Environmental Regulatory Regime Index in Esty and Porter (2001).
26
Figure 2: Some scatterplots of the dates of regulatory action, overlaid with a linear fit.
Note: Correlation coefficients and their p-values are reported in this caption. Top left: Asbestos ban vs Leaded
petrol ban (ρ = 0.2554; p-value = 0.1271; 37 obs). Top right: leaded petrol ban vs DDT ban (ρ = 0.3317; p-value
= 0.0057; 68 obs). Bottom left: leaded petrol vs smoking ban (ρ = 0.0268; p-value = 0.8307; 66 obs). Bottom
right: asbestos ban vs smoking ban (Tobacco) (ρ = -0.0955; p-value = 0.5278; 46 obs). For the sake of clarity,
grey circles identifie observations with more than one label.
In the interest of space, we show the pairwise correlations of years of ban and two dimensions
of economic development, measured in terms of GDP per capita and institutional strength.
Figure 3 shows the pairwise correlations of years of ban and log of GDP per capita
(LOG_GDP_PC). If more developed countries were earlier to ban, we would expect a negative
and significant relationship. The asbestos ban, the leaded petrol ban, and the seatbelt obligation
are all significantly negatively correlated with log of GDP per capita (measured at the start of
27
the period). In contrast, the year of introduction of the smoking ban and plastic bag bans are
not significantly related to GDP per capita. Countries that were early to ban asbestos, leaded
petrol, and driving without a seatbelt tend to be richer in terms of GDP. Sweden, Denmark,
Switzerland, and Norway, in particular, were early to ban asbestos and have a high GDP per
capita.
28
Figure 3: scatterplots of the dates of regulatory action, plotted against log of GDP per capita
around the time of the start of the period.
Note: Plots overlaid with a linear fit. Correlation coefficients and their p-values are reported in this caption. Top
left: Asbestos ban (ρ = -0.3465; p-value = 0.0285; 40 obs). Top right: DDT ban (ρ = -0.1132; p-value = 0.2014;
129 obs). Centre left: Leaded petrol ban (ρ = -0.2923; p-value = 0.0303; 55 obs). Centre right: Seatbelt law (ρ = -
0.4682; p-value = 0.0000; 145 obs). Bottom left: Smoking ban (Tobacco) (ρ = -0.0944; p-value = 0.2933; 126
obs). Bottom right: Plastic bags ban (ρ = 0.0819; p-value = 0.5636; 52 obs). For the sake of clarity, grey circles
identifie observations with more than one label.
29
Figure 4 shows the pairwise correlations between years of ban and INSTITUTIONS. Countries
with better institutions are earlier to ban asbestos, leaded petrol, and DDT (the correlations are
statistically significant), although there is no statistically significant relationship between
institutional strengths and the smoking ban and plastic bags ban.
30
Figure 4: Scatterplots of the dates of regulatory action, plotted against governance (a country’s
PCA-generated regulatory score) around the time of the start of the period.
Note: Plots overlaid with a linear fit. Correlation coefficients and their p-values are reported in this caption. Top
left: Asbestos ban (ρ = -0.4772; p-value = 0.0006; 48 obs). Top right: DDT ban (ρ = -0.3422; p-value = 0.0001;
130 obs). Centre left: Leaded petrol ban (ρ = -0.4418; p-value = 0.0001; 69 obs). Centre right: Seatbelt law (ρ = -
0.3496; p-value = 0.0004; 172 obs). Bottom left: Smoking ban (Tobacco) (ρ = -0.0348; p-value = 0.6980; 127
obs). Bottom right: Plastic bags ban (ρ = 0.1351; p-value = 0.3444; 51 obs). For the sake of clarity, grey circles
identifie observations with more than one label.
31
4.2 Exploring coherent regulatory response: Principal component analysis
We conjectured that countries would behave in similar ways to the different harmful
innovations, so we explore here whether the year of ban for one case is correlated with the year
of ban for the other cases. We run a Principal Component Analysis (PCA) on the data on years
of ban, in an attempt to evaluate whether the variables are closely related to each other in terms
of having a lot of common statistical information. When all 6 cases are taken together, there
are too few observations for a meaningful PCA analysis,23 therefore we drop the case of the
plastic bags ban (which has the smallest number of observations, as shown in Table 1, owing
to the fact that this is a very recent ban). PCA results are shown in Table 3. The first component
explains 37.24% of the total variation, which is modest. This is more than the theoretical
minimum value of 20%, but far lower than the theoretical maximum of 100%. Hence, there is
a small amount of common variation across each of the cases, however there are considerable
differences. The first component suggests that the smoking ban (tobacco), in particular, stands
out from the other cases, because it loads negatively onto the first component. Further analysis,
using the Kaiser–Meyer–Olkin (KMO) measure of sampling adequacy, yields a KMO statistic
of 0.4830 overall, which is an “unacceptable” score that indicates that the variables have too
little in common to warrant a PCA.24 This suggests that implementing a ban for one case sheds
little light on how early a country will implement bans for other cases.
Table 3: Principal Component Analysis. 65 observations.
PC1
PC2
PC3
PC4
PC5
Asbestos
0.511
-0.170
0.406
-0.664
0.324
Leaded
Petrol
0.542
-0.005
-0.477
0.402
0.564
DDT
0.443
0.543
-0.376
-0.288
-0.533
Tobacco
-0.064
0.797
0.466
0.191
0.326
Seatbelt
0.495
-0.202
0.499
0.528
-0.431
23 There are only 18 observations when Plastic Bags is included alongside the five other cases.
24 See https://www.stata.com/manuals13/mvpcapostestimation.pdf.
32
4.3 Regression analysis
In line with our descriptive analysis in the previous subsection, we now present regression
analysis in our context of having one observation (i.e. year of ban) for each country. We are
interested in explaining the variation in time until ban. Our dependent variable yi measures the
year that the ban was implemented, for country i, using the data available at time of the analyses
(i.e. 2017). Note that yi is censored at 2017 and may not take values above this (because at the
time of data collection, we had no reliable information on when future bans will be
implemented by countries that have not yet implemented a ban). This censoring of the
dependent variable is problematic for the usual ordinary least squares (OLS) regression
estimator. A standard approach for dealing with censored dependent variables is to reason in
terms of a latent variable yi*, where:
yi = yi* if yi* < 2017
yi = 2017 if yi* ≥ 2017
such that Tobit regressions can be performed on the latent variable, yi* = bXi + ei, with an
upper limit fixed at 2017, and where Xi and ei correspond to a vector of explanatory variables
and an error term respectively. More specifically, we estimate the following regression
equation:
∗=0+ 1_+ 2+ 3__
+ 4_+ 5_+
(1)
33
Median regression (i.e. quantile regression at the 50% quantile) can also be applied on the
censored dependent variable yi (Yu, Lu, and Stander 2003), which is in line with the intuition
that mild censoring at the extremes of a variable will not affect its median value. Median
regression can only be performed if fewer than 50% of observations are censored (i.e. if only
a minority of countries have not introduced a ban). The summary statistics in Table 1 show that
this is true in all cases, except for asbestos.
Survival models, such as the Cox proportional hazards model, can be useful in contexts
where we investigate the duration until an absorbing state is reached (such as death, or in our
context a regulatory ban). Since the distribution of event times are often far from normal, this
means that survival models are often superior to OLS regression.25 One potential problem with
survival models in our context, however, is that the start date for countries (corresponding
perhaps to the introduction of the product or process in domestic markets) is not clearly
specified, and probably varies across countries. To address this, we fix the starting period as
the year before the first country implemented its ban.
To alleviate concerns about endogeneity (Friedman 1992), explanatory variables are
ideally measured at the start of the period (measured in terms of 1 year before the first country
implemented a ban). We therefore investigate the impact of initial conditions (in terms of initial
values of log of GDP per capita, log of TFP, and other country characteristics) on the time until
ban. These starting years are 1985 for asbestos and leaded petrol, 2000 for DDT, 1983 for
smoking bans, 1970 for the seatbelt obligation, and 2000 for plastic bags. However, because
of missing values for the explanatory variables INSTITUTIONS and PATENT_PC, these
variables are calculated for the best available year, which is 1996 in the cases of asbestos,
leaded petrol, and seatbelt, and 1998 for smoking bans.
25 https://www.stata.com/statalist/archive/2002-06/msg00131.html.
34
For extra precision in our statistical inference, standard errors are bootstrapped, with
1000 replications. Table 4 contains our baseline regression results. In each case, there are three
regression specifications corresponding to the stepwise addition of explanatory variables (i.e.
INSTITUTIONS, and PATENTS_PC), albeit at the cost of having fewer observations. Our
preferred specifications are the regression models including all explanatory variables. Table 4
shows that the INSTITUTIONS score is associated with earlier bans in all cases except for the
smoking ban. Indeed, perhaps because of opposition to the smoking ban from the smoking
population, well-regulated countries may have had difficulties in implementing the ban. Our
estimates suggest that (ceteris paribus) a one standard deviation increase in institutional
strengths is associated with an earlier ban of 9.5 years in the case of asbestos, 3.3 years for
leaded petrol, 1 year for DDT, 11.4 years for the seatbelt obligation, and 3.7 years for plastic
bags.26 Relatedly, human capital associated with earlier bans for asbestos, leaded petrol and
seatbelt, but not for the tobacco and DDT, while it is positive and significant for plastic bags
bans (4.425, model 16) indicating that countries with weak human capital sometimes ban
earlier – in line with evidence about early bans in Africa mentioned earlier (The Economist,
2019). On balance, therefore, countries with better institutions are earlier to ban. Perhaps
surprisingly, patent applications per capita are not significantly associated with bans. Human
capital also does not provide unequivocal evidence about its capacity to predict bans. Log of
GDP per capita is associated with earlier bans for non-seatbelt-driving and indoor smoking,
and also to some extent for asbestos. On balance, the evidence suggests that log of GDP per
capita is associated with earlier bans.27 Log of population is significant only in the cases of the
26 Coefficients are taken from the second of the three regression specifications. The standard deviation of
governance fluctuates across years around the value of 2.3 (2.296 in 1996, 2.281 in 1998, and 2.313 in 2000). The
effect size is 2.3 x 4.121 = 8.4 years for asbestos, 2.3 x 1.446 = 3.3 years for leaded petrol, 2.3 x 0.452 = 1.0 years
for DDT, 2.3 x 4.960 =11.4 years for the seatbelt obligation, 2.3 x 1.595 = 3.7 year for plastic bags.
27 Sometimes log of GDP per capita is weakly associated with later bans for leaded petrol and DDT, for models
that include the governance score. This could be due to multicollinearity of log of GDP per capita with the
governance score variable.
35
seatbelt obligation and plastic bags ban. In this case, the negative coefficient indicates that a
larger population is associated with an earlier ban. Table 4 shows that the explanatory power
of the regressions (i.e. the R2 statistic) is quite low, especially for smoking bans (which are
weakly related to innovation or economic variables) with an R2 of 2% or lower, although it is
slightly higher for asbestos and seatbelt obligations (where the R2 reaches around 13-14%).
This mirrors the findings in Figure 4 that there is a lot of variation among countries and that
they don’t closely follow the line of best fit. Bans of indoor smoking and plastic bag bans, in
particular, are not strongly related to our indicators of economic development or scientific
development.
All in all, we find limited support to the ‘standard’ regulatory scenarios, suggesting that
there is heterogeneity in countries’ regulatory reactions. For the bans of asbestos, leaded petrol,
DDT, and the seatbelt obligation, we see that the more economically developed countries were
earlier to ban, although in many cases the results were not significant. For the smoking ban and
plastic ban, none of the indicators of economic development appeared to be significantly
associated with the time until ban. To the extent that Table 4 shows that the same explanatory
variables can predict the year of ban, this leans towards supporting a coherent response of
countries to different bans, although the low explanatory power of the regressions, and the
weak significance often observed for the explanatory variables and the PCA, provide support
to the ‘fragmented’ regulatory scenario.
36
Table 4: Tobit regression results.
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
Variables
Asbestos
Leaded Petrol
DDT
LOG_GDP_PC
-4.684*
-9.417***
1.413
0.611
-0.113
-0.188
(2.624)
(3.095)
(1.428)
(1.786)
(0.221)
(0.340)
HUMAN_CAPITAL
-11.28***
-4.763
-7.546
-6.587**
-0.902
-4.417
-0.0675
0.748**
-0.151
(3.906)
(4.847)
(4.876)
(2.599)
(2.068)
(3.444)
(0.453)
(0.356)
(0.640)
LOG_POP
-0.276
-0.310
-1.224
-0.345
-0.874
-0.159
-0.0810
-0.170
-0.179
-1.164
-1.149
-1.463
(0.525)
(0.544)
(0.616)
(0.190)
(0.174)
(0.274)
INSTITUTIONS
-4.121***
-1.446**
-0.452***
-1.416
(0.689)
(0.145)
N_PATENTS_PC
0.00546
-0.00453
-0.000386
(0.0113)
(0.00532)
(0.00174)
Sigma
13.68***
13.44***
12.08***
5.625***
5.369***
5.508***
2.348***
2.240***
2.337***
-1.447
-1.394
-1.820
(0.637)
(0.619)
(0.751)
(0.320)
(0.317)
(0.356)
Constant
2,086***
2,034***
2,121***
2,003***
2,006***
2,005***
2,007***
2,004***
2,008***
(19.76)
-9.340
(24.56)
-9.591
-4.478
(12.33)
-1.356
(0.980)
-2.258
Obs.
109
108
74
55
54
50
120
119
83
Pseudo R2
0.107
0.114
0.120
0.0432
0.0587
0.0550
0.00155
0.0234
0.00738
Note: *** p<0.01, ** p<0.05, * p<0.1, standard errors in parentheses. Dependent variable: year of ban (censored at an upper limit of 2017 (2019 for the plastic bags ban)).
Standard errors, obtained after 500 bootstrap replications, appear in parentheses. *** p<0.01, ** p<0.05, * p<0.1. Control variables are measured at the start of the period (t=0,
measured in terms of 1 year before the first country implemented a ban), to alleviate endogeneity concerns; i.e. 1985 for asbestos and leaded petrol, 2000 for DDT, 1999 for
smoking bans, 1970 for the seatbelt obligation, and 2000 for plastic bags. Due to lack of data for earlier years, INSTITUTIONS and N_PATENTS_PC are measured in 1996 for
asbestos, leaded petrol, and seatbelt; and INSTITUTIONS and N_PATENTS_PC are measured in 1998 for the smoking ban.
37
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
Variables
Tobacco
Seatbelt
Plastic Bags
LOG_GDP_PC
-1.313**
-1.546
-4.542**
-5.538**
-1.366
0.528
(0.626)
(0.957)
(1.854)
-2.452
-1.224
-1.753
HUMAN_CAPITAL
1.962
0.468
3.493**
-12.90***
-3.389
-9.918**
4.425**
1.443
1.335
-1.397
-1.301
-1.732
-2.710
-3.964
-4.239
-1.905
(0.956)
-1.996
LOG_POP
-0.0190
0.0608
0.344
-1.331
-1.831***
-0.953
-1.595**
-1.595**
-2.558***
(0.343)
(0.322)
(0.387)
(0.862)
(0.674)
(0.834)
(0.690)
(0.691)
(0.808)
INSTITUTIONS
-0.221
-4.960***
0.249
0.715
(0.314)
-1.004
(0.578)
-1.288
N_PATENTS_PC
0.00470
-0.00198
0.000630
(0.00647)
(0.00506)
(0.168)
Sigma
6.298***
6.364***
6.566***
11.37***
10.28***
10.25***
5.276***
5.326***
2.786***
(0.764)
(0.806)
-1.072
-1.049
(0.932)
-1.041
(0.782)
(0.804)
(0.633)
Constant
2,015***
2,007***
2,012***
2,059***
2,008***
2,060***
2,022***
2,017***
2,016***
-4.134
-3.121
-7.970
(14.35)
-6.449
(16.31)
-7.219
-2.905
(12.41)
Obs.
122
121
77
88
87
66
46
45
23
Pseudo R2
0.00420
0.000519
0.0176
0.0935
0.117
0.0935
0.0544
0.0489
0.2969
Note: *** p<0.01, ** p<0.05, * p<0.1, standard errors in parentheses. Dependent variable: year of ban (censored at an upper limit of 2017 (2019 for the plastic bags ban)).
Standard errors, obtained after 500 bootstrap replications, appear in parentheses. *** p<0.01, ** p<0.05, * p<0.1. Control variables are measured at the start of the period (t=0,
measured in terms of 1 year before the first country implemented a ban), to alleviate endogeneity concerns; i.e. 1985 for asbestos and leaded petrol, 2000 for DDT, 1999 for
smoking bans, 1970 for the seatbelt obligation, and 2000 for plastic bags. Due to lack of data for earlier years, INSTITUTIONS and N_PATENTS_PC are measured in 1996 for
asbestos, leaded petrol, and seatbelt; and INSTITUTIONS and N_PATENTS_PC are measured in 1998 for the smoking ban.
38
4.4 Robustness analysis
Robustness of our results is investigated using alternative regression models: least absolute
deviation (LAD, also known as median regression) and Cox proportional hazard survival
models. These alternative regression models are useful if there are doubts about the assumption
of normally distributed residuals made by least-squares estimators (such as Tobit). LAD
evaluates the regression line of best fit at the median, rather than the mean, thus minimizing
the influence of potential outliers. Cox proportional hazard models are semiparametric models
that make no distributional assumptions about the baseline hazard rate. LAD28 and Cox
estimations provide broadly similar results to our baseline Tobit estimations.
Further robustness analysis included some more control variables, in an attempt to
address possible omitted variable bias. For example, the size of the government sector may be
related to its regulatory powers, or to the public support for regulatory intervention, or it may
dampen the economic incentives from distributing harmful products because of higher taxes.
Size of government is measured using the share of government consumption (in the PWT
dataset). Also, the openness of a country may also be related to regulatory intervention, if for
example a country is more open to adopting regulatory practices from abroad. Openness is
proxied here by share of exports. Neither of these two variables had a strong role in predicting
the years of ban.
Finally, we disaggregated the INSTITUTIONS score into its six components, and
repeated the baseline Tobit regressions with each of the six components taken individually.
However, this did not yield any striking results. Each of the six components was associated
with the year of ban in some, but never all, of the six cases (asbestos, leaded petrol, etc).
28 LAD standard errors are estimated using 1000 bootstrap replications.
39
5. Conclusion
Countries seem to react differently to public health threats. Plenty of anecdotal evidence
suggests that some countries may say that a certain product or technology is safe – as is the
case with Glyphosate in the US, while others seek to ban it –like Austria. Amidst this perceived
variability, what is the bigger picture? Is there any coherence in the regulatory interventions of
countries? It is already possible to guess which countries will be the last to continue using
harmful technologies, even if there are alternatives?
France was the first country to ban hydraulic fracturing (‘fracking’) as a technology for
extracting shale gas in 2011, and since then it was also banned by the US states of Vermont (in
2012) and New York (in 2014), while Scotland has placed a temporary moratorium on fracking.
France has also taken a leading role concerning the banning of glyphosate. However, France is
a leading producer of nuclear energy, with up to 75% of its energy coming from nuclear,29
while neighbouring Germany has recently banned nuclear energy. Regarding other contentious
products and technologies, France was only a median performer regarding the banning of
leaded petrol (2000) and had a mediocre performance regarding its smoking ban (2008). Hence,
France’s hard regulatory stance against some technologies does not appear consistent across
all problematic technologies.
More generally, this paper sought to address whether the regulatory responses of
countries are coherent across different public health challenges (asbestos, leaded petrol, DDT,
tobacco, seatbelt obligations and plastic bags), and to see which factors affect regulatory
responses, using non-parametric plots and parametric regressions on a unique hand-collected
dataset.
29 http://www.world-nuclear.org/information-library/country-profiles/countries-a-f/france.aspx [accessed 28th
October 2016].
40
Regression analysis suggests that a country’s level of economic development (proxied
by log of GDP per capita) and the quality of its institutions are slightly better predictors of time
to ban than a country’s innovative performance in terms of patent applications per capita and
human capital. However, there is considerable variation around the expected values, our
regression models have low explanatory power, and what they seem to suggest is that there is
an apparent lack of coherence of regulatory responses across different threats. A country may
champion one important cause but seemingly neglect other important causes.
Our study contributes to the literature in two ways. First, while there is growing
evidence about the effectiveness of different types of ‘green’ regulatory initiatives on firm-
level innovative behaviour (e.g. green patents, low-carbon investments, etc.) (Popp 2005;
Ambec et al. 2010; Johnstone and Haščič 2010; D’Orazio and Popoyan 2019), there is much
less cross-national research on countries’ responsiveness to contested or harmful technologies
(Esty and Porter, 2001). Our study contributes to fill this gap by showing how imperfect
countries may be in responding to such challenges even when they should be doing so, based
on their economic, institutional and knowledge solid fundamentals. Clearly, this casts doubts
on ‘environmental Kuznets curve’ perspectives of economic growth, as in some cases advanced
countries may be slow to regulate, while developing ones may be early adopters of a ban (as in
the case of plastic bags). We note also that even in the case of developed countries that are
early to ban (as in the case of seatbelt obligations, smoking and, to a certain extent, asbestos)
earlier bans do not necessarily mean that the harmful impacts generated by the banned
technology are trivial or absent. For this reason, we are sceptical about the idea that countries
investing first in dirty growth in the hope that growth will subsequently contribute to stronger
regulation and better environmental standards are a desirable scenario. Rather, it seems to us
that all countries – rich or poor – should engage in regulatory action against toxic products as
soon as possible.
41
Second, we emphasize that regulatory power should be properly included in innovation
rankings. Regulatory power is an important facet of the performance of national innovation
systems. Rankings of countries according to their innovation performance (e.g. the European
Commission’s Innovation Scoreboard) 30 should take into account the less glamourous, but
highly important, national capabilities of regulating potentially harmful innovations. Hence,
we recommend that these metrics incorporate a measure of regulatory responsiveness to ban
the contested technologies following a precautionary principle, as soon as reliable scientific
evidence is available on the matter – although we concur that in some cases it may be hard and
time consuming for the scientific community to reach a consensus over the hazard of a
technology. Our analysis is not free from limitations. First, our focus on bans means that we
do not measure other types of regulatory efforts such as phasing out a harmful technology.
Countries might have already phased out a harmful technology, to the extent that an outright
regulatory ban on the remaining fraction is an arguably trivial and unimportant matter. Second,
our focus on bans ignores that laws may be enforced more strictly in some countries than in
others (e.g. the police in Kuwait are known to smoke in public places despite the ban).31 Third,
liability may be a substitute for regulation. If the regulators are captured by lobby groups, as
may be the case of asbestos in the US (which is yet to be banned), then individuals can still sue
producers for liability (White 2004). Fourth, our dataset does not include controls for the size
of a country’s domestic production capacity, which can be expected to be related to the
sensitivity towards possible job destruction and the amount of resources available for lobbying.
Future work might focus on dynamic aspects of policy diffusion across countries over
time, applying quantitative analysis to the literature on international policy diffusion (see e.g.
Busch, Jörgens, and Tews 2005 on Eco-labels and energy taxes; Simmons and Elkins 2004;
30 http://ec.europa.eu/growth/industry/innovation/facts-figures/scoreboards_en.
31 https://en.wikipedia.org/wiki/List_of_smoking_bans [accessed 22/07/2016].
42
and also, Shiphan and Volden 2012). This paper takes an essentially cross-sectional
econometric design, with one observation per country (i.e. year of ban), and explanatory
variables measured around the start of the period of observation. Future analysis could build a
longitudinal dataset with time-varying variables such as policy interventions in neighbouring
countries (where ‘neighbouring’ refers to geographic proximity or trade intensity), to better
understand the diffusion dynamics of regulatory bans. Future work could also investigate the
role of industry composition (such as the shares of manufacturing, services and agriculture)
and characteristics of the user base.
Future work might also suggest a typology of harmful products and technologies,
depending on supply-side characteristics, the nature of the toxicity, and the characteristics and
habits of the user base. Our analysis showed that economic development, quality of institutions,
and human capital did not help to predict the indoor smoking ban. This could be because
cigarette smoking already has a large base of addicted consumers that may join industry in
opposing the ban. For similar reasons, one might expect that consumers could join industry in
opposing regulatory action against petrol-driven cars and air travel in the struggle to reduce
CO2 emissions. If this is the case, our analysis suggests that it will be difficult to predict which
countries will be the first to regulate against petrol-driven cars and air travel, using standard
economic predictors.
43
Acknowledgements: We are indebted to Andries Brandsma, Adrian Ely, Koen Jonckers, Jose Manuel
Leceta, Robin Mansell, Aleksandar Mihajlovski (FAO), Erik Millstone, Karoline Rogge, Serdar
Türkeli, Bruno Turnheim, Daniel Vertesy, Antonio Vezzani, and participants at the SPRU 50th
Anniversary Conference (Sept 2016), EMAEE (Strasbourg, June 2017), and UNU-MERIT (Maastricht,
May 2019) for many helpful comments. Margherita Ceccanti and Angela Matteucci provided excellent
research assistance. The usual caveat applies.
44
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51
Online Supplementary Materials
Appendix: Data sources
ASBESTOS
A useful starting point for countries with bans on all types of asbestos is here:
https://www.asbestossafety.gov.au/countries-bans-all-types-asbestos.
Asbestos was completely banned in all forms by all 28 EU member states by 1 January
2005. Some EU member states banned before this date. Where there were doubts, internet
searches were made to seek in which year a member state first banned all asbestos
products. If no information was available regarding whether the member state banned all
forms of Asbestos before 2005, then the date of 2005 was attributed (Austria, Finland).
Asbestos has been completely banned in 55 countries worldwide:
http://www.asbestosnation.org/facts/asbestos-bans-around-the-world/
Hence, for the other countries (apart from the 55 that have banned), where there is no
specific mention that they have not yet fully banned Asbestos, the assumption is that they
have not yet fully banned Asbestos.
The above-mentioned websites are complemented where possible with data from the
following sources:
http://ibasecretariat.org/alpha_ban_list.php
http://ibasecretariat.org/asbestos_ban_list.php
http://banasbestoscanada.ca/a-timeline-of-asbestos-bans/
http://www.umt.edu/bioethics/libbyhealth/Resources/Legal%20Resources/international_ba
n_asbestos.aspx
https://www.anses.fr/en/content/asbestos
https://www.baua.de/DE/Angebote/Publikationen/Berichte/Gd80.pdf?__blob=publicationF
ile&v=8
https://www.asbestos.com/news/2016/09/12/netherlands-bans-asbestos-roofs/
http://www.independent.ie/lifestyle/health/wives-victim-to-cancer-from-asbestos-on-
husbands-clothes-28958938.html
http://asbestosglobal.org/asbestos-bans/
https://en.wikipedia.org/wiki/Asbestos
[websites accessed on 27 June 2017].
See also Dodic-fikfak et al (1999), Van den Borre and Deboosere (2014), LaDou et al
(2010), Kameda et al (2014) and White (2004).
LEADED PETROL (TETRAETHYL LEAD)
Data search began with Wikipedia [“Tetraethyllead”, accessed 22 July 2016] and was
complemented where possible with data from the following:
http://www.lead.org.au/fs/fst27superseded.html
http://walshcarlines.com/pdf/unepgas.pdf for Slovakia,
http://news.abs-cbn.com/business/01/10/14/philippines-bans-lead-after-years-long-
campaign for Philippines,
http://www.politics.ie/forum/environment/203844-lead-pollution-crime-ireland-4.html for
Ireland,
http://siteresources.worldbank.org/INTURBANTRANSPORT/Resources/b09phasing.pdf ,
Table A1 for Bermuda, Bolivia, Guatemala
https://www.lead.org.au/PCFV/PCFV_Lead_Matrix-CEE&CA_200508.pdf for Belarus,
Bulgaria, Estonia, Georgia, Latvia, Lithuania
https://books.google.com.pe/books?id=DPfYCb9IIAkC&pg=PA2003&lpg=PA2003&dq=f
inland+ban++leaded+petrol&source=bl&ots=OspJBWuAhB&sig=4fQvFxmPsTDwoh18R
52
QQ9rmNJui8&hl=en&sa=X&redir_esc=y#v=onepage&q=finland ban leaded
petrol&f=false (i.e. Strategies and Policies for Air Pollution Abatement, 2006 Review
prepared under the convention on Long-range Transboundary Air Pollution, Economic
Commission for Europe, ECE/EB.AIR/93, United Nations (2007)) for Finland and
Armenia
http://gulfnews.com/news/uae/general/oman-switches-to-unleaded-fuel-today-1.422214 for
Oman
http://www.acfa.org.sg/pdf/acfa0507.pdf for Syria
http://www.independent.co.uk/environment/un-hails-green-triumph-as-leaded-petrol-is-
banned-throughout-africa-6112912.html for South Africa
DDT
Dates for when countries joined the Stockholm declaration (specifically, when the ban on
DDT ‘entered into force’).
http://chm.pops.int/Countries/StatusofRatifications/PartiesandSignatoires/tabid/4500/Defau
lt.aspx
Note that countries may have already banned DDT before they registered the ban
according to the Stockholm declaration.
Aldrin, Chlordane, DDT, Dieldrin, Dioxin_Furan, Endrin, Heptachlor, Hexachlorobenzene,
Mirex, PCB Toxaphene: Johnson, L. (2014). National Status of the Dirty Dozen POPs
regulation http://wikiprogress.org/data/dataset/environmental-performance-
index/resource/aa2190bb-1a5f-404a-a743-988a93182a9c in
http://archive.epi.yale.edu/content/national-status-dirty-dozen-pops-regulation-through-
stockholm-convention
INDOOR SMOKING BAN
Wikipedia [“List of smoking bans”, accessed 22 July 2016], Novak (2007)
http://www.tobaccocontrollaws.org/legislation/country/malaysia/summary MALAYSIA
http://www.tobaccocontrollaws.org/legislation/country/sri-lanka/summary SRI LANKA
https://en.wikipedia.org/wiki/Philippine_Executive_Order_26 PHILIPPINES
http://www.tobaccocontrollaws.org/legislation/country/pakistan/summary;
https://en.wikipedia.org/wiki/List_of_smoking_bans#Pakistan PAKISTAN
https://en.wikipedia.org/wiki/List_of_smoking_bans#Indonesia INDONSESIA
http://www.tobaccocontrollaws.org/files/live/Trinidad%20and%20Tobago/Trinidad%20an
d%20Tobago%20-%20Tobacco%20Control%20Act%202009%20-%20national.pdf
TRINIDAD AND TOBAGO
http://www.tobaccocontrollaws.org/legislation/country/united-arab-emirates/summary
UAB
http://www.tobaccocontrollaws.org/legislation/country/moldova/summary MOLDOVA
http://news.bbc.co.uk/2/hi/europe/3527234.stm MONTENEGRO
http://news.bbc.co.uk/2/hi/europe/3527234.stm;
http://www.tobaccocontrollaws.org/files/live/Mongolia/Mongolia%20-
%20Law%20on%20TC.pdf MONGOLIA
http://www.tobaccocontrollaws.org/legislation/country/ukraine/summary UKRAINE
http://www.no-smoke.org/goingsmokefree.php?id=133 GEORGIA
http://riadzany.blogspot.it/2008/07/smoking-ban-in-morocco.html MOROCCO
http://www.tobaccocontrollaws.org/legislation/country/oman/summary;
http://www.tobaccocontrollaws.org/files/live/Oman/Oman%20-
%20Decision%20No.%20272.pdf OMAN
http://www.tobaccocontrollaws.org/files/live/Tunisia/Tunisia%20-
%20Identifying%20Smoke-Free%20Public%20Places.pdf TUNISIA
53
https://en.wikipedia.org/wiki/List_of_smoking_bans_in_the_United_States#.C2.A0Califor
nia CALIFORNIA
https://en.wikipedia.org/wiki/List_of_smoking_bans_in_the_United_States#.C2.A0Guam
GUAM (USA)
http://www.tobaccocontrollaws.org/legislation/country/algeria/summary ALGERIA
http://www.emro.who.int/yem/programmes/tobacco-control.html YEMEN
http://www.tobaccocontrollaws.org/legislation/country/iraq/summary IRAQ
http://www.tobaccocontrollaws.org/legislation/country/seychelles/summary
SEYCHELLES
http://www.tobaccocontrollaws.org/legislation/country/brunei-darussalam/summary
BRUNEI
http://www.tobaccocontrollaws.org/legislation/country/gabon/summary GABON
http://www.tobaccocontrollaws.org/legislation/country/togo/summary TOGO
http://www.tobaccocontrollaws.org/legislation/country/mali/summary MALI
http://www.tobaccocontrollaws.org/legislation/country/madagascar/summary
MADAGASCAR
http://www.tobaccocontrollaws.org/legislation/country/senegal/summary SENEGAL
https://www.rferl.org/a/Kyrgyzstan_Moves_To_Ban_Smoking_In_Public_Places/1883364.
html KYRGYZSTAN
http://www.tobaccocontrollaws.org/legislation/country/ghana/summary GHANA
http://www.tobaccocontrollaws.org/legislation/country/cambodia/summary;
http://www.phnompenhpost.com/national/ban-public-smoking-approved CAMBODIA
http://www.tobaccocontrollaws.org/legislation/country/belarus/summary BELARUS
http://www.tobaccocontrollaws.org/legislation/country/rwanda/summary; http://www.no-
smoke.org/goingsmokefree.php?id=767 RWANDA
http://www.tobaccocontrollaws.org/legislation/country/botswana/summary BOTSWANA
http://www.tobaccocontrollaws.org/legislation/country/ethiopia/summary ETHIOPIA
http://www.tobaccocontrollaws.org/legislation/country/burkina-faso/summary BURKINA
FASO
http://latinamericacurrentevents.com/el-salvador-smoking-ban-begins-today/11062/;
http://www.no-smoke.org/goingsmokefree.php?id=740 EL SALVADOR
http://www.tobaccocontrollaws.org/files/live/Dominican%20Republic/Dominican%20Rep
ublic%20-%20Law%20No.%2048-00%20.pdf DOMINICAN REPUBLIC
https://www.azernews.az/nation/111359.html AZERBAIJAN
http://www.euro.who.int/en/countries/tajikistan/news/news/2017/05/smoke-free-in-
dushanbe-a-cafe-ahead-of-its-time TAJIKISTAN
http://www.tobaccocontrollaws.org/files/live/Cote%20d'Ivoire/Cote%20d%27Ivoire%20-
%20Decree%20No.%202012-980%20-%20national.pdf COTE D’IVOIRE
http://www.tobaccocontrollaws.org/files/live/Nicaragua/Nicaragua%20-
%20Law%20No.%20224%20to%20Protect%20Non-smokers%20-%20national.pdf
NICARAGUA
http://www.tobaccocontrollaws.org/files/live/Cote%20d'Ivoire/Cote%20d%27Ivoire%20-
%20Decree%20No.%202012-980%20-%20national.pdf BENIN
http://www.tobaccotactics.org/index.php/Burundi-_Country_Profile BURUNDI
http://www.tobaccocontrollaws.org/legislation/country/niger/summary NIGER
http://allafrica.com/stories/200805290606.html ZAMBIA
http://www.tobaccocontrollaws.org/files/live/Guinea/Guinea%20-%20Smoke-
Free%20Areas%202003%20-%20national.pdf GUINEA
http://en.rauchverbotweltweit.de/land/liechtenstein.php LIECHTENSTEIN
54
http://www.radioaustralia.net.au/international/radio/onairhighlights/new-caledonia-bans-
smoking-in-all-enclosed-public-spaces/1091794 NEW CALEDONIA
https://en.wikipedia.org/wiki/List_of_smoking_bans#Israel ISRAEL
http://www.tobaccocontrollaws.org/legislation/country/united-arab-emirates/sf-indoor
UAB
http://www.tobaccocontrollaws.org/files/live/Qatar/Qatar%20-
%20Law%20No.%2020%20of%202002%20on%20Control%20of%20Tobacco%20and%2
0its%20Derivatives.pdf QATAR
http://www.tobaccocontrollaws.org/legislation/country/viet-nam/summary VIETNAM
https://en.wikipedia.org/wiki/Smoking_in_Iran IRAN
https://en.wikipedia.org/wiki/Smoking_in_Ecuador ECUADOR
http://www.no-smoke.org/goingsmokefree.php?id=703 EGYPT
http://www.tobaccocontrollaws.org/files/live/Bolivia/Bolivia%20-
%20Supreme%20Decree%20No.%2029376.pdf BOLIVIA
http://www.tobaccocontrollaws.org/files/live/North%20Korea/North%20Korea%20-
%20TC%20Law.pdf NORTH KOREA
http://www.tobaccocontrollaws.org/files/live/Yemen/Yemen%20-
%20Res.%20No.%20126.pdf YEMEN
http://www.tobaccocontrollaws.org/legislation/country/philippines/summary
PHILIPPINES
SEATBELT OBLIGATION
Wikipedia [https://en.wikipedia.org/wiki/Seat_belt_legislation, accessed 6 Oct 2017]
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_br
azil_en.pdf BRASILE
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_m
auritius.pdf MAURITIUS
https://trid.trb.org/view.aspx?id=152717 AUSTRIA
https://books.google.it/books?id=oJhcxeldIjsC&pg=PR39&lpg=PR39&dq=seat+belt+legis
lation+norway+starting+date&source=bl&ots=MTT0C7dC9V&sig=ueGFTNLpVrts1lRqw
-U7AcCLVhw&hl=it&sa=X&ved=0ahUKEwj_iefk4-
XWAhXEshQKHaRUBGsQ6AEIQzAE#v=onepage&q=seat%20belt%20legislation%20n
orway%20starting%20date&f=false NORWAY
https://ac.els-cdn.com/0022437588900448/1-s2.0-0022437588900448-
main.pdf?_tid=0f4a041a-ada6-11e7-bc3f-
00000aacb360&acdnat=1507631619_5dc3e6dcedb31b69c3d3abb02ae2dca7 (più paesi)
https://www.researchgate.net/profile/Oezlem_Simsekoglu/publication/47931272_Factors_r
elated_to_seat_belt_use_A_Turkish_case/links/54fadc940cf23e66f0332641/Factors-
related-to-seat-belt-use-A-Turkish-case.pdf TURKEY
http://www.tandfonline.com/doi/full/10.1080/15389588.2010.525157?scroll=top&needAcc
ess=true#aHR0cDovL3d3dy50YW5kZm9ubGluZS5jb20vZG9pL3BkZi8xMC4xMDgwLz
E1Mzg5NTg4LjIwMTAuNTI1MTU3P25lZWRBY2Nlc3M9dHJ1ZUBAQDA= CHINA
http://www.ijsrit.com/uploaded_all_files/3407625151_z8.pdf GHANA
https://play.google.com/books/reader?id=apGsBAAAQBAJ&printsec=frontcover&output=
reader&hl=it&pg=GBS.PA312 SOUTH KOREA
http://gamapserver.who.int/gho/interactive_charts/road_safety/seat_belt_law/atlas.html
(more than one country - usato per vedere quelli che non hanno legge sulle cincture di
sicurezza)
http://transportproblems.polsl.pl/pl/Archiwum/2013/zeszyt4/2013t8z4_11.pdf POLAND
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3138466/ TRINIDAD AND TOBAGO
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4441959/ TAIWAN
55
http://www.mincom.gov.bn/ltd/Site%20Pages/Land%20Transport%20Department/Regulat
ions/Act%20and%20Regulations.aspx BRUNEI
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_co
lombia_en.pdf COLOMBIA
http://www.gibraltarlaws.gov.gi/articles/2008s004.pdf GIBRALTAR
https://www.sktb.nl/multimedia/documents/iru_veiligheidsgordels.pdf BELARUS
https://www.loc.gov/law/help/child-restraint-and-seatbelt-regulations/seat-belt-
regulations.pdf OMAN, EGYPT, CYPRUS, GHANA, VIETNAM
https://www.conaset.cl/cinturon-de-seguridad/ CHILE
http://roadsafetyngos.org/sh_events/alliance-advocate-feature-new-seatbelt-law-in-tunisia/
TUNISIA
https://deceniodeaccion.mx/wp-content/uploads/2017/01/Marruecos-IRTAD.pdf
MOROCCO
https://books.google.it/books?id=apGsBAAAQBAJ&pg=PA443&lpg=PA443&dq=SLOV
ENIA+front+seat+belt+compulsory+since&source=bl&ots=8DTmoPe8Ck&sig=TMJciAi
YH7APc9erurstFH1N8l4&hl=it&sa=X&ved=0ahUKEwivtcuXv5jXAhXFyRQKHRutAm
AQ6AEIMzAC#v=onepage&q=SLOVENIA%20front%20seat%20belt%20compulsory%2
0since&f=false SLOVENIA
https://books.google.it/books?id=apGsBAAAQBAJ&pg=PA433&lpg=PA433&dq=SERBI
A+front+seat+belt+compulsory+since&source=bl&ots=8DTmoPeaye&sig=dZyoDecGS2
WFlu-
6Talwklc4oZ4&hl=it&sa=X&ved=0ahUKEwjjs_jgv5jXAhUMWxQKHS5KAZkQ6AEINj
AC#v=onepage&q=SERBIA%20front%20seat%20belt%20compulsory%20since&f=false
SERBIA
https://play.google.com/books/reader?id=apGsBAAAQBAJ&printsec=frontcover&output=
reader&hl=it&pg=GBS.PA335 LUXEMBOURG
https://play.google.com/books/reader?id=apGsBAAAQBAJ&printsec=frontcover&output=
reader&hl=it&pg=GBS.PA101 CAMBODIA
http://www.ccwb.gov.np/uploads/Resource/Lawpolicies/Act/motor-vehicles-and-transport-
management-act.pdf NEPAL
https://www.dawn.com/news/1104687 PAKISTAN
https://books.google.it/books?id=YwM5DwAAQBAJ&pg=PA354&lpg=PA354&dq=ME
XICO+front+seat+belt+compulsory+since&source=bl&ots=7voREfVsSH&sig=rCg4HvQ
2w_PzpYE4vRby9S0PwQ4&hl=it&sa=X&ved=0ahUKEwiJ1ta0z5jXAhUKbhQKHVqLA
BgQ6AEIbTAJ#v=onepage&q=MEXICO%20front%20seat%20belt%20compulsory%20si
nce&f=false MEXICO
https://books.google.it/books?id=YwM5DwAAQBAJ&pg=PA354&lpg=PA354&dq=ME
XICO+front+seat+belt+compulsory+since&source=bl&ots=7voREfVsSH&sig=rCg4HvQ
2w_PzpYE4vRby9S0PwQ4&hl=it&sa=X&ved=0ahUKEwiJ1ta0z5jXAhUKbhQKHVqLA
BgQ6AEIbTAJ#v=onepage&q=MEXICO%20front%20seat%20belt%20compulsory%20si
nce&f=false URUGUAY
https://timesofindia.indiatimes.com/city/mumbai/Seat-belts-must-for-all-passengers-of-
new-cars-says-RTO/articleshow/47312190.cms INDIA
http://toolkit.irap.org/default.asp?page=casestudy&id=6 COSTA RICA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/child_restrai
nts_malta.pdf MALTA
http://www.tandfonline.com/doi/abs/10.1080/17457300.2012.745575 UAE
http://www.citizensinformation.ie/en/travel_and_recreation/roads_and_safety/seatbelts_wh
en_motoring_in_ireland.html CROATIA
56
http://www.legislation.gov.im/cms/images/LEGISLATION/PRINCIPAL/1985/1985-
0023/RoadTrafficAct1985_1.pdf ISLE OF MAN
http://www.tandfonline.com/doi/abs/10.1080/17457300.2013.826698 KUWAIT
http://www.who.int/violence_injury_prevention/road_safety_status/2013/data/table_a7.pdf
BURUNDI, BURKINA FASO, BENIN
https://books.google.it/books?id=3jUEAAAAMBAJ&pg=PA31&lpg=PA31&dq=seat+belt
+law+was+introduced+in+yugoslavia&source=bl&ots=vazRoS9NBg&sig=FMru2lVbsGO
0O2MhY0fnu-Gf0sk&hl=it&sa=X&ved=0ahUKEwiX2-
qTrt7XAhWJZ1AKHSMTDg4Q6AEIXjAH#v=onepage&q=seat%20belt%20law%20was
%20introduced%20in%20yugoslavia&f=false YUGOSLAVIA, GREECE, PORTUGAL,
MALAYSIA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_in
donesia.pdf INDONESIA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_ve
nezuela_en.pdf VENEZUELA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_al
bania.pdf ALBANIA
http://www.guernsey.police.uk/CHttpHandler.ashx?id=82598&p=0 GUERNSEY
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_ke
nya.pdf KENYA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_ic
eland.pdf ICELAND
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_na
mibia.pdf NAMIBIA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_pa
nama_en.pdf PANAMA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_sl
ovakia.pdf SLOVAKIA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_el
_salvador_en.pdf EL SALVADOR
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_do
minican_republic_en.pdf DOMINICAN REPUBLIC
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_ira
n.pdf IRAN
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_bo
tswana.pdf BOTSWANA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_m
adagascar_fr.pdf MADAGASCAR
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_za
mbia.pdf ZAMBIA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_se
ychelles.pdf SEYCHELLES
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_ro
mania.pdf ROMANIA
http://gamapserver.who.int/gho/interactive_charts/road_safety/seat_belt_law/atlas.html
BANGALDESH, BENIN, BOLIVIA, IRAQ, JORDAN, MALI, MONACO
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_so
uth_africa.pdf SOUTH AFRICA
http://www.who.int/violence_injury_prevention/road_safety_status/2009/laws/seat_belt_sy
rian_arab_republic.pdf SYRIA
57
PLASTIC BAGS
Data on plastic bag bans and restrictions for different countries:
https://en.wikipedia.org/wiki/Phase-out_of_lightweight_plastic_bags#cite_note-auto79-136
Legal Limits on Single-Use Plastics and Microplastics: A Global Review of National Laws
and Regulations (2015). UN Environment.
https://wedocs.unep.org/bitstream/handle/20.500.11822/27113/plastics_limits.pdf?sequenc
e=1&isAllowed=y
https://www.reusethisbag.com/articles/where-are-plastic-bags-banned-around-the-world/
Data on plastic bag bans and restrictions on a single country:
"Ban on production and use of plastic bags comes into effect". 17 July 2016. Retrieved 27
November 2017. https://thehimalayantimes.com/kathmandu/ban-production-use-plastic-
bags-comes-effect/ NEPAL
https://www.panapress.com/Niger--Govt.-bans-production,-import,-trade,-use-of-plastic-
bags--12-630408542-40-lang2-index.html NIGER
Opara, George (21 May 2019). "Reps pass bill banning plastic bags, prescribe fines against
offenders". Daily Post. Retrieved 27 May 2019. NIGERIA
https://dailypost.ng/2019/05/21/reps-pass-bill-banning-plastic-bags-prescribe-fines-
offenders/ ARGENTINA
https://www.boliviabella.com/la-paz-bolivia-bans-plastic-bags.html BOLIVIA
https://theglobalgrid.org/city-of-sao-paulo-brazil-launches-ban-on-traditional-plastic-bags/
BRAZIL
https://www.export.gov/article?id=Chad-Prohibited-Restricted-Imports CHAD
https://www.firstpost.com/tech/science/chile-becomes-first-south-american-country-to-
ban-commercial-use-of-plastic-bags-4895191.html MEXICO
https://www.prnewswire.com/news-releases/galapagos-conserves-its-beauty-bans-single-
use-plastics-300661913.html ECUADOR
https://www.france24.com/en/20190403-egypt-red-sea-province-ban-single-use-plastic
EGYPT
http://www.xinhuanet.com//english/2017-05/22/c_136302987.htm ETHYOPIA
https://globalpressjournal.com/americas/guatemala/to-help-conserve-lake-atitlan-town-
bans-plastic-bags/ GUATEMALA
https://hondurastravel.com/news/lifestyle/roatan-bans-plastic-bags-and-straws/
HONDURAS
https://elevenmyanmar.com/news/bhutan-to-ban-plastic-bag-nationwide-from-april-
asianewsnetwork BHUTAN
https://phys.org/news/2018-08-burundi-plastic-bag.html BURUNDI
https://www.bbc.com/news/world-africa-30198313 COTE D’IVOIRE
https://www.worldatlas.com/articles/which-countries-have-banned-plastic-bags.html
MOLDOVA
https://www.worldatlas.com/articles/which-countries-have-banned-plastic-bags.html
TAIWAN
https://www.worldatlas.com/articles/which-countries-have-banned-plastic-bags.html
SLOVENIA
https://www.worldatlas.com/articles/which-countries-have-banned-plastic-bags.html
POLAND
https://www.worldatlas.com/articles/which-countries-have-banned-plastic-bags.html
CAMBODIA
https://www.worldatlas.com/articles/which-countries-have-banned-plastic-bags.html
BURKINA FASO
ECONOMIC DATA
58
GDP per capita, population, TFP (welfare-relevant TFP levels at current PPPs), human
capital, consumption share of government consumption at current PPPs, consumption share
of merchandise exports. Penn World Tables 9.0 (Feenstra et al., 2015).
REGULATORY QUALITY INDEX
Regulatory quality index, for the year 2014. Index that captures perceptions of the ability
of the government to formulate and implement sound policies and regulations that permit
and promote private-sector development. Scores are standardized.
Source: World Bank, World Governance Indicators 2015.
(http://info.worldbank.org/governance/wgi/index.aspx#home). Global Innovation Index
(2016)