Using input-output tables for the economies of Brazil and the United States, this comparative study focuses on changes in the economic structure of two large countries with different levels of development over time (1958-77 for the United States and 1959-80 for Brazil). The change in the...

Energy is the input in which modern society depends the most for life standard maintenance besides economic and social activities, however, it is also one of the major sources of greenhouse gases (GHG) emissions, especially the electric sector, due to a world energy matrix concentrated on oil...

The electrical sector is responsible for a considerable amount of greenhouse gases emissions worldwide, but also the one in which modern society depends the most for maintenance of quality of life as well as the functioning of economic and social activities. Invariably, even CO2 emission-free...

The study presents a Leontief-Miyazawa model to study personal and regional income inequality in Brazil. The economy is divided into 31 sectors, in 5 macro regions; households are allocated into 10 income brackets. The study identifies the contribution of different sectors to inequality. The...

In the development of models analyzing the impacts of free trade agreements between countries or regions within countries, relatively little attention has been paid to potential limitations imposed by transportation infrastructure. In free trade blocks such as those represented by the European...

Since the initial input-output (i-o) models conceived by Leontief in the 1930’s, the inputoutput theory has gone through a lot of development at the theoretical as well as applied point of view. However, despite all the progress, there are two points that need further consideration into the...

This paper aims to carry out an analysis of fuzzy clusters in the Brazilian automotive industry to contribute to the analysis of the relative importance of these economic activities in the national productive structure and in their regional contexts. The intention is to assess whether, once they...

Portuguese Abstract: Recentes debates na literatura sobre a identificação e o papel de setores chave a nível nacional e regional destacam as dificuldades de um consenso com respeito a terminologia, método de medição e interpretação econômica a serem usados. Neste trabalho, novas...

The recent discussions that focused on the problems of the Uruguay Round of the General Agreement on Tariffs and Trade [GATT] together with the emergence of strengthened and expanded free trade areas [such as NAFTA, European Union and MERCOSUL/MERCOSUR] have created the need for careful analysis...