This work is divided into two complementary parts. In the first part, we develop a partial equilibrium model, through which it is possible to analyze the influence of tariff modicity and the illegal occupation of poles on four agents: energy distributors, telecommunications operators, and energy...

Portuguese Abstract: Os segredos de negócio são uma matéria que não tem recebido uma atenção proporcional à sua importância económica. Este artigo visa fazer uma descrição breve do regime português do segredos de negócio. Assim, começa por apresentar algumas razões para a...

This work is divided into two complementary parts. In the first part, we develop a partial equilibrium model, through which it is possible to analyze the influence of tariff modicity and the illegal occupation of poles on four agents: energy distributors, telecommunications operators, and energy...

This study investigates the effects of changes in firms' performance on wages across occupations from the extractive and transformation sectors of the Brazilian economy, from 2007 to 2013. We rely on a matching panel data of occupations and industries using data from a Brazilian Administrative...

This study investigates the effects of changes in firms' performance on wages across occupations from the extractive and transformation sectors of the Brazilian economy, from 2007 to 2013. We rely on a matching panel data of occupations and industries using data from a Brazilian Administrative...

Uma empresa monopolista de bens duráveis pode, eventualmente, descer o preço dos seus produtos para atender à capacidade de pagamento dos consumidores de menor nível de rendimento. Alternativamente, pode optar pela forma de aluguer do durável que produz, evitando a descida dos preços em...

This paper presents a brief literature review concerning the costs and benefits of electric vehicles and hybrid electric vehicles, highlighting their advantages in terms of greenhouse gas emissions reductions. Even though electric and electro-hybrid vehicles must still overcome many cultural and...

From the negotiations of the United Nations Conference on Environment and Development, environmental issues become ever more applicants in the international agenda and in the various multilateral agendas, not just as questions of environmental protection, but mainly sustainable development,...

In 2009, Brazil has committed to reducing greenhouse gas (GHG) emissions. Since then, the National Policy on Climate Change has been instituted. In 2010, it was elaborated the Sector Plan for Mitigation and Adaptation to Climate Change for the consolidation of a Low-Carbon Economy in Agriculture...

This study presents a comparative indicator of production sustainability in agriculture. Faced with the growing world demand for food and considering the centrality of the main producing and exporting countries of agricultural products in the world, it is important to identify the economies that...