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José Maria da Silveira

José Maria da Silveira

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90
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Publications

Publications (90)
Article
Full-text available
This paper examines the collaboration dynamic among areas of knowledge and countries from 1975 to 2017 within the bioenergy field and from a complex network approach, as a driver for the evolution of technological frontiers and emerging paradigms, seeking opportunities for a transition to low carbon economies. The results provide detailed informati...
Article
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This article analyzes the indicators of knowledge generation in sugarcane biomass. The impact of the FAPESP research program on bioenergy (BIOEN) is also analyzed, with a focus on the division of biomass and its subareas. Using detailed information from scientific articles in the subareas of Enzymatic hydrolysis, molecular markers, delignification,...
Article
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The growth in biofuels’ investment brings with it concerns about the social and environmental impacts of the sector. Several tools and frameworks have been used to address these concerns, including the Responsible Research and Innovation (RRI) framework. This paper analyzes whether this framework can be applied in contexts where local culture and v...
Conference Paper
Full-text available
The global concern regarding the use of fossil fuels, both in terms of environmental aspects and energy security, led to increasing interest in alternative energy sources. The motivation is the possibility of replacement or supplementation of the fossil energy matrix of several countries. While the use of biofuels has clear advantages, its diffusio...
Article
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Purpose This paper aims to evaluate the relation between governance and financial efficiency of credit unions in Brazil. The study shows how poor financial efficiency in credit unions may result from undesirable configurations in executive management and other variables related to governance. Design/methodology/approach The study develops an innov...
Article
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The introduction of GMO technology into global market chains and the rejection by consumers in some markets have led to the reorganization of soybean trades. Brazil has adopted the technology later than other countries and specialized in supplying non-GMO soybean between 1996 and 2005. On the other hand, the United States and Argentina, which adopt...
Article
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RESUMO: O milho no Brasil é produzido em duas safras durante o ano, sendo que o milho geneticamente modificado (GM) representa 88,4% da área total. Neste artigo, buscou-se identificar a diferenciação de custos para variedades Geneticamente Modificadas e convencionais na primeira e na segunda safras, considerando dados dos anos-safras 2010/11, 2013/...
Article
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Plant biotechnology has consolidated itself as a radical agricultural innovation, boosting the patenting activities of universities, biotechnology firms, and seed & agrochemicals corporations. We use patent citations networks to study the appropriability efforts that affected the emergence and dynamics of the technological trajectories (TTs) of the...
Article
Sugarcane expansion in Brazil during the 2000s was partly restricted by several discussions about the sustainability aspects of its cultivation. These discussions were mainly based on surveys that sometimes use highly aggregated data not including local perspectives and particularities, and sometimes used case studies with small samples which, whil...
Article
This paper aims to discuss the main appropriability mechanisms used by biotech firms to avoid imitation and appropriate the economic benefits from crop innovations. To this end, we analyze the strategic links between the technological development of genetically modified organisms (GMO) and the ownership rights over plant transformation technologies...
Article
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O presente trabalho avalia o impacto econômico dos inoculantes no cultivo de soja, considerando tanto seus efeitos diretos como os indiretos sobre o produto interno bruto brasileiro. O modelo utilizado tem como base a matriz insumo produto da economia brasileira de 2006, e avalia de forma empírica o custo de oportunidade da substituição dos fertili...
Article
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The nexus of innovation and trade is commonly analyzed in terms of technological gaps and market‐share gains for innovating countries. However, this relationship may not hold under certain circumstances – as in the case of genetically modified organisms. Based on a firm heterogeneity model, this study investigates the role of technological gaps and...
Article
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O artigo explora mudanças no volume e na composição dos investimentos em pesquisa e desenvolvimento agrícola (P&D) que ocorreram nas últimas décadas. Para isso, é feita uma revisão bibliográfica da experiência internacional e apresentam-se fatos estilizados dos grupos de países desenvolvidos e em desenvolvimento. A partir de uma base inédita de dad...
Article
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O presente artigo se propõe a investigar e discutir teoricamente os principais fatores responsáveis pela dinâmica do desmatamento florestal no Estado do Pará, numa perspectiva de abordagem realizada por intermédio da econometria espacial. A hipótese básica deste trabalho é de que a expansão da fronteira agropecuária é o elemento condutor do fenômen...
Article
Frente à grande influência não só econômica, mas também social e ambiental da cana-de-açúcar no Brasil que veio a aumentar com a expansão recente das plantações da cana nos últimos anos, este trabalho pretende relacionar a percepçãoo dos stakeholders locais áreas dos impactos da expansão recente obtidos a partir da cooperação com outra pesquisa em...
Article
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Este artigo propõe um método para identificar a formação de clusters de fronteira tecnológica. No presente estudo, aplicamos o método para tecnologias da bioenergia, um setor emergente da bioeconomia. A primeira etapa metodológica utiliza patentes extraídas da Derwent Innovation Index, em que é feito um tratamento de data mining. A segunda etapa é...
Article
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We empirically investigate the capacity adjustments of major incumbent airlines facing the entry of a new low cost carrier in a secondary airport of a multiple airports region. We examine the effects of the threat of product repositioning constituted by the newcomer migrating operations to adjacent airport-pairs within city-pair markets. We develop...
Article
Abstract: The production of renewable liquid biofuels has become a reality in a number of countries around the world, some of which focus on bioethanol, others on biodiesel. The motivation behind this text lies in the emergent character of technological platforms that arise from these traditional biofuel production platforms. The intensification of...
Article
The production of renewable liquid biofuels has become a reality in a number of countries around the world, some of which focus on bioethanol, others on biodiesel. The motivation behind this text lies in the emergent character of technological platforms that arise from these traditional biofuel production platforms. The intensification of scientifi...
Article
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To keep yield advances, farmers in Mato Grosso (MT) have been adopting several technological innovations. Therefore, agricultural production systems in MT have become complex and dynamic since farmers have to consider the increase of decision variables when planning and implementing their farming practices. These variables are widely spread across...
Article
Full-text available
To keep yield advances, farmers in Mato Grosso (MT) have been adopting several technological innovations. Therefore, agricultural production systems in MT have become complex and dynamic since farmers have to consider the increase of decision variables when planning and implementing their farming practices. These variables are widely spread across...
Article
RESUMO: Este artigo tem por objetivo analisar a rede de cooperação tecnológica da PETROBRAS com as universidades brasileiras. O estudo centra-se em duas questões principais. A primeira consiste em uma avaliação das áreas tecnológicas em que esta empresa está atuando e a segunda questão destina-se a explorar as relações universidade-PETROBRAS em ter...
Article
Este artigo tem por objetivo analisar a rede de cooperação tecnológica da PETROBRAS com as universidades brasileiras. O estudo centra-se em duas questões principais. A primeira consiste em uma avaliação das áreas tecnológicas em que esta empresa está atuando e a segunda questão destina-se a explorar as relações universidade-PETROBRAS em termos de á...
Article
Full-text available
RESUMO: Este artigo tem por objetivo analisar a rede de cooperação tecnológica da PETROBRAS com as universidades brasileiras. O estudo centra-se em duas questões principais. A primeira consiste em uma avaliação das áreas tecnológicas em que esta empresa está atuando e a segunda questão destina-se a explorar as relações universidade-PETROBRAS em ter...
Article
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The aim of this paper is to analyze ex-ante (market share) and ex-post (appropriability) market power and the impact of biotechnology on Brazilian Chemical industry firms' innovation and R&D decisions using microdata from Brazilian innovation surveys. The same study was carried out on firms from the general manufacturing industry and used as a benc...
Article
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Organizational skills, technological trajectory and local learning in agriculture: the Prebisch paradox - The theme of technological innovation in agriculture is largely treated in the economic literature in the debate on economic development, with an emphasis on the problems of the peripheral countries. To understand the evolution of modern agricu...
Conference Paper
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One of the most significant advantages of growing crops in Mato Grosso (in mid-western Brazil) is that farmers can grow two crops (in some specific cases even three) in the same season. From an economic point of view, on the one hand, this provides a strong comparative advantage. On the other hand, this increases the number of decision variables th...
Article
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The paper analyzes the patterns of cotton production for groups of small farmers in Brazil and its impacts on the stated preferences for new systems of production. Specifically, it identifies the main characteristics that differentiate the choices for genetically modified cotton (Bt and RR) and non-genetically modified cotton (colorful, organic and...
Article
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Resumo: O setor sucroenergético se configura estratégico perante a demanda crescente por novas fontes de energia alternativas ao petróleo e derivados, em virtude das pressões sobre essa matéria-prima. Dada a futura conjuntura que se desenha, o etanol de cana-de-açúcar em muito se adequa e possui vantagens para conquistar novos mercados, mas desde q...
Chapter
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This chapter presents an integrated cluster of methodological approaches to identify biofuels innovation scenarios, as a technological foresight exercise. In this context, it presents an analysis on scientific publications, technical data, and patents networks, regarding biofuels Research and Development (RD (2) the building of networks of forward...
Article
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The study analyzes how latent attitudes affect farmer preferences for GM corn seeds. Results are based on a survey of corn growers in the main producing regions of Brazil. Using factor analysis, the study identifies latent attitudes related to farmers’ familiarity with GM technology; environmental concerns; trust in scientific research; and risk pe...
Article
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This paper analyzes the view of stakeholders on genetically modified organisms (GMOs) and the implications of these views on communication strategies for agricultural biotechnology in Brazil. It identifies and describes common groups of attitudes toward GMOs using multivariate statistical analyses. The study then looks for patterns of association b...
Article
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O trabalho apresenta uma análise sobre a reorganização societária ocorrida após o processo de privatização nos anos 1990, a partir da mensuração da concentração de ações com direito a voto nos principais setores privatizados. O artigo procura demonstrar a consolidação de certos padrões de estruturas de propriedade durante a década de 2000, que, em...
Article
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Ethanol obtained from the conversion process of different types of biomass is a renewable source of fuel and since 2010 it has been classified as an “advanced fuel” by the EPA, due to its contribution to the reduction of the impacts of GHG emissions. Recent literature stresses the importance of the use of second-generation fuels to reduce the impac...
Article
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This study presents an equilibrium model that shows a channel through which wealth inequality may affect the financial system development. In the presence frictions, namely, a limit to the proportion of debt in projects financed by banks and a minimum size of projects available in the economy, we show that inequality may negatively affect the volum...
Article
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O Protocolo de Cartagena sobre Biossegurança é um acordo ambiental que agrega 132 países. O Protocolo tem impactos sobre o comércio de commodities agrícolas, porque estabelece regras para o transporte entre fronteiras de organismos vivos modificados (OVMs). O Artigo 18.2(a) do Protocolo refere-se às formas de identificação dos OVMs nos carregamento...
Article
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O presente artigo procura discutir a problemática do desmatamento florestal na Amazônia paraense sob a ótica da Nova Economia Institucional. A discussão sobre fronteira, instituições e mecanismo(s) de governança é importante para estruturar um panorama histórico-institucionalista sobre este tema. Observa-se que o aparato legislativo contido na cham...
Article
This work deals with land reform in Brazil through an evolutionary and new institutional economics theoretical framework. Firstly, this theoretical underpinning delineates the existence of an intrinsic relation between asset equality and economic efficiency, going against the neoclassical trade-off. From this relation it is established that the uti...
Conference Paper
Full-text available
Copyright 2014 by author(s). All rights reserved. Readers may make verbatim copies of this document for non-commercial purposes by any means, provided that this copyright notice appears on all such copies. Abstract Brazil is a larger producer of ethanol (first generation) from sugarcane and therefore have the knowledge, the soil and edaphic-climati...
Article
This article aims to map and qualify the technological trajectories and R&D efforts on transgenic plant modification (GMOs). The dynamics of those global efforts is captured through the Innovation Networks approach, in which the citation relationships of patents are used to chart the technological trajectories and analyze the emergence of GMOs prod...
Presentation
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Contributed Session paper presented at the ARS’13 International Workshop “Networks in space and time: Models, Data collection and Applications”, June 21, 2013 Rome, Italy Abstract: At the beginning of the 1990s the Brazilian petrochemical industry (one of world’s top 10 in production) was formed mainly by three major industrial complexes, divided i...
Article
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O título do artigo de Dasgupta e Stiglitz (D&S daqui para frente) nos remete ao trabalho de Joseph Schumpeter, principalmente na discussão sobre o papel da estrutura de mercado na inovação. Estruturas de mercado mais concentradas resultam em mais inovação do que estruturas de mercado pulverizadas? A interação entre agentes inovadores é fundamental...
Article
This study aims to analyze the effects of corn segregation on Brazilian transport and storage logistics, and how it impacts global competitiveness. A partial equilibrium model as a Mixed Complementarity Problem (MCP) was developed to guide the implementation of more effective policies and support new investments. The Cartagena Protocol on Biosafety...
Article
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O presente estudo faz uma revisão crítica da literatura sobre a mudança tecnológica na agricultura e uma breve descrição da abordagem alternativa do crescimento agrícola. Na literatura tradicional, apresentam-se a difusão tecnológica, o dualismo produtivo e a inovação induzida. Na visão dinâmica, mostra-se a abordagem alternativa do crescimento agr...
Article
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This article reviews the main effects of segregation of differentiated soybeans on the Brazilian logistics of transport and storage from the simulation of scenarios considering the resolutions taken by the Cartagena Protocol on Biosafety (CPB). To achieve this goal is used a partial equilibrium model formulated as a Mixed Complementarity Problem th...
Article
O trabalho apresenta a trajetória tecnológica de plantas transgênicas e seus principais atores. Resulta da aplicação de uma metodologia de análise de patentes em redes de co-citação desenvolvida pelos autores e baseada no trabalho de Verspangen (2007). Tomando em consideração o conhecimento acumulado em mais de dez anos de desenvolvimento da biotec...
Article
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The Brazilian sugarcane industry has high rates of investment with the installation of new industrial units and expansion of old firms, mainly from 2001. The State of "Goiás" is one of the states that have been receiving the largest inflow of investment in this sector. In this context, this study aimed to characterize the evolution of sugarcane ind...
Article
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A definição do setor agrícola como sendo dominado pelos fornecedores é uma pressuposição muito restritiva, já que define a mudança tecnológica como residual. O processo de apren-dizado do agricultor no decorrer do tempo é responsável pelo aumento da produtividade e, paralelamente, pela redução dos custos de produção, dependendo da capacidade do pro...
Conference Paper
The financial system is part of a broader institutional set-up that forms the basis on which the transactions occur in an economy and financial market failures limit the access of the poor – due to credit restriction and the need of minimum level to carry investment - and therefore, have negative effects on development and economic productivity. Th...
Article
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O trabalho Economic welfare and the allocation of resources for invention, publicado em 1959 pelo economista laureado com Nobel, Kenneth Arrow, da Rand Corporation, e republicado em um livro editado por Richard Nelson em 1962, sobre o ritmo e a direção da atividade inventiva, é um marco para a literatura microeconômica de crescimento e desenvolvime...
Article
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The process of ownership change of the petrochemical industry in Brazil is finally ending. The paper analyzes the ownership changing process of the Brazilian petrochemical industry since privatization, it means, from 1994 up to 2005. We apply in the paper a network methodology, following Pelai (2006) and Newman (2003). The idea to use this kind of...
Conference Paper
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CAMPINAS-SP-BRASIL andrea@iea.sp.gov.br APRESENTAÇÃO ORAL Evolução e estrutura da agropecuária no Brasil Dimensões e Perspectivas do Seguro Rural: o caso brasileiro e algumas experiências internacionais Grupo de Pesquisa: 5-Evolução e estrutura da agropecuária no Brasil. Resumo O seguro rural é um dos mais importantes instrumentos para o desenvolvi...
Article
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This paper presents a summary of main results of evaluation studies of performance of Cédula da Terra (MAAR) and INCRA (TAR) Agrarian Reform Projects. Moreover, it focus on the comparison between the two governance structures regarding Williamson discussion on "remediableness". The paper provides an analytical characterization of the governance mec...
Article
This paper develops a model of post-liberalization price competition between airlines on the route Rio de Janeiro - São Paulo. The intense price competition episode culminated in the rupture of a thirty-nine year-old cooperative structure - the air shuttle service cartel. By modeling and estiamting parameters of a two-stage Stackelberg game with in...
Conference Paper
Full-text available
O presente trabalho tem como objetivo analisar o panorama competitivo do agronegócio brasileiro (questões logísticas) diante da implementação do Protocolo de Cartagena sobre Biossegurança (PC). Em termos gerais, tal protocolo contribui para que o fluxo transfronteiriço de Organismos Vivos Modificados (OVMs) seja transparente, visando medidas de seg...