Jozsef Popp

University of Debrecen · Department of Economics

The article evaluates how well the goals of the European Green Deal are justified, especially considering the risks to energy and food security arising from the conflict between Russia and Ukraine. We agree with the objectives of the European Green Agreement as a whole, but whether some of the objectives which feature in the EASAC study can be achi...

Primary research data on food chain safety at consumer level is needed to help policymakers to decrease the risk of foodborne infections in the Lao People's Democratic Republic. Therefore, the objectives of this study are to 1) determine Lao people's food safety knowledge, attitudes, and intentions and identify the most influential factors that sha...

Air pollution is the biggest environmental problem in modern societies, causing considerable health damage and requiring substantial financial resources for health care. The goal of the study is to demonstrate the adverse economic consequences of air pollution on example of a small, open Central European country, Hungary, and to provide quantified...

Share of national food products in retail is a frequent subject of policy debates. Local food is often associated with national security, sustainability, and support of local economy, contributing to value-added production, employment, rural development, and preservation of local food culture. Despite its importance, relevant academic literature ab...

This study focuses on examining the impact of ESG (Environmental, Social, and Governance) compliance on firm cash holdings and explores the various channels through which ESG compliance affects these holdings. The analysis is conducted using data from the United States. The results of our investigation reveal that firms operating in regions with hi...

Corporate cash holdings have received increased attention from researchers and practitioners as cash management is a crucial task for executives. Holding too much cash can result in low returns and mismanagement by managers. Conversely, holding low cash reserves can lead to missed investment opportunities. The present study examines the relationshi...

Sustainability is one of the most important socioeconomic environmental topics of the time. Consumers are increasingly demanding companies to have eco-friendly approaches that ensure sustainable e-commerce. There is a great challenge to e-commerce business, taking into account that e-commerce is connected with frequent shipping, high return rates,...

This study aims to assess the influence of internal and external factors on the Efficiency of banks in Pakistan using the Data Envelopment Analysis Approach (DEA). Bank’s Efficiency is measured through DEA Model using input and output variables. The input variable includes the number of employees, number of branches, administration expenses, non-in...

5G mobile communication technology is anticipated to merge with many other sectors, spurring innovation and creating substantial ripple effects. Despite the significance of this advancement, current research provides limited knowledge of users' behavioral reactions to the affordances, values, and trust generated from 5G technology. To investigate t...

The COVID-19 epidemic is the most significant global health disaster of this century and the greatest challenge to humanity since World War II. One of the most important research issues is to determine the effectiveness of measures implemented worldwide to control the spread of the corona virus. A dynamic simulated Autoregressive-Distributed Lag (A...

A circular economy recycles previously manufactured products at the end of their lifecycle with minimal or zero waste generation and the use of additional new resources. The priorities of the recycling system include waste minimisation, reuse, remanufacturing, and improvement. Innovative methods can therefore be integrated into factories to ensure...

If we want to increase the efficiency of precision technologies to create sustainable agriculture, we need to put developments and their application on a new footing; moreover, a general paradigm shift is needed. There is a need to rethink close-at-hand and far-off innovation concepts to further develop precision agriculture, from both an agricultu...

Successful energy transitions, also referred to as leapfrog development, present enormous prospects for EU nations to become carbon neutral by shifting from fossil fuels to renewable energy sources. Along with climate change, EU countries must address energy security and dependency issues, exacerbated by factors such as the COVID-19 pandemic, risin...

The development of secondhand bookstores has received ample attention in the book industry. However, research on their operational strategies is still in its infancy, especially concerning how they compete with new bookstores. We used the Hotelling model to investigate secondhand bookstores' differentiation strategy. We analyzed how product mismatc...

Purpose This study aims to analyse the efficiency effects of institutional distance on Chinese outward foreign direct investment (FDI) in Africa. Design/methodology/approach The study utilised the true fixed-effect stochastic frontier analysis (SFA) model. Data from 2003 to 2016 (14 years) were acquired from 42 targeted African countries, which ar...

Decreasing food waste is an important contribution to the practical achievement of Sustainable Development Goals of the United Nations. The last decades witnessed a dynamic expansion of food waste-related publications, parallel with this studies, systematic reviews and bibliometric analyses had been published on this topic. The novelty of the curre...

This study analyzed the asymmetric impact of the physical infrastructure and trade openness on Pakistan's ecological footprint over the period 1970-2019 using the non-linear auto-regressive distributed lag model. The study results posit that positive and negative shocks to physical infrastructure increase and decrease the ecological footprint asymm...

Attaining cleaner production is a major challenge for BRICS economies. In this context, this study explores the effect of financial globalization on renewable energy consumption in BRICS economies from 1990 to 2018. It is probably the first research to study the linkage between financial globalization and renewable energy consumption. Therefore, th...

This study explores the bicausality between institutional quality and FDI inflow both aggregated and sector-wise, i.e., the agricultural, manufacturing, and tertiary sectors in the Indian economy, by applying simulated autoregressive distributed lag (SARDL) dynamic new techniques, an extended variant of orthodox ARDL and NARDL. The study confirms t...

Since COVID-19 was confirmed in Bangladesh in March 2020, the government have enacted stringent measures to prevent the spread of the coronavirus, which has had a significant impact on people’s lives. Food consumption habits of consumers have shifted as a result of declining grocery shopping frequency, negative income shock, and food prices shootin...

Coronavirus disease 2019 (COVID-19) is a destructive affair for both workplace and community. However, with the strengthen of global anti-pandemic measures, COVID-19 becomes the norm and there is an increased trend for people to reflect on life or death. Moreover, regardless of its facilitating role in advancing organizational behavior (OB) study,...

Hungarian Information and Communication Technology (ICT) companies have an essential role to play in a disruptive era. ICT firms should collaborate and innovate to obtain profit. The elusive correlation between trust in business partners and financial performance inspired this study, which proposed innovation as a mediating variable. The research h...

Being the initiator of the German and European Freight Village ranking, Deutsche GVZ-Gesellschaft (DGG) has the methodical know how to create the benchmarking studies. In this ranking approximately 100 Freight Village locations were analysed and evaluated. The research was based on the generation of an uniform understanding, which was focused on in...

The purpose of this empirical study is to investigate the effects of Emotional Intelligence (EI) on learning outcomes (social, cognitive, self-growth outcomes and satisfaction with the university experience) of students in Chinese research universities. This study further examines the mediating role of student trust in teachers (emotional and cogni...

The bioeconomy is a highly complex, cross-sectorial concept covering all sectors and systems that rely on biomass. Based on the analysis of the size of bioeconomy in the V4 countries it can be concluded that the sustainable transition is a great challenge and can be achieved by developing national circular bioeconomy strategies. It is extremely dif...

The optimization of the energy portfolio for a small, open, landlocked economy with rather limited fossil resources is a complex task because it must find a long-range, sustainable balance between the various goals of society under the constant pressure of different interest groups. The opinions of independent, informed experts could be an essentia...

Az EU a fenntarthatóság globális éllovasa, és a megújuló energiáról szóló irányelv és az üzemanyag-minőségére vonatkozó irányelv értelmében meghatározzák azokat a fenntarthatósági kritériumokat, amelyeknek a bioüzemanyagoknak meg kell felelniük ahhoz, hogy beszámítható legyen a 2020-ig kötelezően vállalt nemzeti célok teljesítésébe. A 2018 december...

The sustainable environment has been a desired situation around the world for the last few decades. Environmental contaminations can be a consequence of various economic activities. Different socioeconomic factors influence the environment positively or negatively. Many previous studies have resulted in the efficient allocation of inputs as an envi...

The transformation of the Chinese economy into a high-tech manufacturing hub spurred a heated debate among policymakers and academia. The large-scale market-friendly reforms have resulted in massive FDI inflows and high export diversification along with the extensive as well as intensive margins. By using the ARDL and VECM approaches, this paper re...

The arguable claims of levels of trust in politics and business situations motivated this study, which investigates the degree of trust within micro, small, and medium categories of Hungarian Information and Communication Technology (ICT) companies. Different sizes of companies have varying interactions between internal members and their business p...

Whether better infrastructure influences Chinese export sophistication (ES) and diversification (ED) is an important question, which surprisingly remains unaddressed. The current study contributes to the ES and ED literature by capturing the symmetric and asymmetric effect of infrastructure on ES and ED. We employ a robust dynamically simulated aut...

Each region/country seeks to become more efficient to gain the confidence of potential investors. Most of the Asian economies are categorized as emerging markets, where the role of financial markets has even become more intensified to provide financial services to increasing economic and financial activities. Asian financial market has momentously...

Today's agricultural management decisions impact food security and sustainable ecosystems , even when operating with back-to-basic operations. In such endeavors, policymakers usually need a quantitative tool, such as trade-offs margins, to effectively adjust resource consumption or production. This paper applies the weighted slack-based measurement...

In order to meet the rising global demand for food and to ensure food security in line with the United Nation's Sustainable Development Goal 2, technological advances have been introduced in the food production industry. The organic food industry has benefited from advances in food technology and innovation. However, there remains skepticism regard...

This paper addresses the challenges of the transition from a fossil fuel-dependent to a bio-based economy and implications related to the production of food, feed, bioenergy and other bio-based materials. The objective is to provide a comprehensive review of global biomass and biomass-based energy supplies and demand, with particular attention to t...

Since the introduction of the measure of economic policy uncertainty, businesses, policymakers, and academic scholars closely monitor its momentum due to expected economic implications. The US is the world’s top-ranked equity market by size, and prior literature on policy uncertainty and stock prices for the US is conflicting. In this study, we ree...

In circular economic theories, the primary goal is not to create cycles of material and energy flows (these are already known), but to transform business processes into sustainable, closed-loop resource systems. As long as the basic mechanisms of business models and business innovation planning do not support circular operating principles, material...

It is evident that the modification of dietary patterns is a necessary precondition of disease prevention and health improvement. Changing nutritional habits also has deep-rooted consequences on the environmental burden. The majority of similar previous studies have analyzed the change in greenhouse gas emissions against theoretical modifications i...

Industry 4.0 is a concept that originated from the German industry, and whose essence is the use of technology for efficient production. In business today, the emergence of Industry 4.0 for production, and its related technologies, such as the Internet of Things (IoT) and cyber-physical systems, amongst others, have, however, a negative impact on e...

China's huge investment in the "belt and road initiative" (BRI) may have helped improve the economic level of participating countries, but it may also be accompanied by a substantial increase in greenhouse gas (GHG) emissions. The BRI corridors aim to bring regional stability and prosperity. In such efforts, energy efficiency due to increased trans...

This study empirically examines the nexuses between the natural resource rent and financial development in the context of the emerging economy of Pakistan, between 1984 and 2018, by subsuming the important role of institutional quality in this context under symmetric, asymmetric, and threshold settings. The literature to date provides no evidence o...

The bioethanol sector is an extremely complex set of actors, technologies and market structures, influenced simultaneously by different natural, economic, social and political processes. That is why it lends itself to the application of system dynamics modelling. In last five years a relatively high level of experience and knowledge has accumulated...

Considering the importance of foreign direct investment (FDI) inflows for the sustainable economic advancement of a host country, this paper investigates the financial development and FDI nexus, using institutional quality as a moderator. The sample consists of 79 Belt and Road Initiative (BRI) partner countries, as these countries are entering a n...

Global grain production needs a significant increase in output in the coming decades in order to cover the food and feed consumption needs of mankind. As sustainability is the key factor in production, the authors investigate global grain production, the losses along the value chain, and future solutions. Global wheat, maize, rice, and soybean prod...

It is well-documented that fitness trainers could play an important role in the nutrition-related behaviour of their clients based on their personalised nutrition-related counselling activities, but there are considerable concerns all over the world about the level of their knowledge to become nutritional coaches. In the framework of the current st...

Interest in the rapid growth of CO2 emissions, together with the economic performance of various countries continues to attract researchers and practitioners' interest. Alongside, concerns regarding global warming and its effects on human and animal health, and thus sustainable development, escalate. The present study employs the nonlinear autoregr...

Over the last two decades, emerging markets have received much attention due to their substantial development relative to the rest of the world This is mainly based on the progress of the financial sector Considering these facts, this study investigates whether the quality of financial institutions and the innovative and technological environment s...

Chief Executive Officers (CEOs) play a crucial role in the managerial decisions of firms. The objective of this study is to analyse the role of CEOs in the internationalisation process of SMEs (small and medium-sized enterprises). Explicitly, the study investigates the impact of CEOs' demographic characteristics on the internationalisation process...

From an idealistic viewpoint, the existence of the tourism industry in a country/region is a blessing because of its anticipated sustainable economic benefits. To turn this idealistic state into a realistic one, institutions need to play a pivotal role in optimizing the desired incentives. The present study examines the asymmetric role of instituti...

SMEs in emerging economies face intense competition when they try to attain and maintain proper returns on their efforts and resources, especially in the highly competitive Information Communications Technology (ICT) sector. At the same time, it is increasingly important for them to build long-term, trustworthy partnerships and profitable business...

An institutional perspective is employed to illuminate the complexity of frauds in various diverse economies, in order to enhance the efficacy of previous accounting concepts. In this study, the effects of the legal, regulatory and human framework of the strength of auditing and reporting standards, and the governance capital related to global sust...

Risks are a very important part of the business environment. If risks are managed well, they can provide a higher level of competitiveness and sustainability advantages for a company. The first step towards successful risk management is an identification of risks. The aim of this article is to create a risk profile for (small and medium-sized enter...

The high numbers of Information Technology (IT) companies in Hungary may correlate with their market share. The number of existing companies may create a market structure and high levels of concentration. Therefore the purpose of this research is to analyse the market structure and concentration of IT companies in Hungary. Data used in this researc...