Recent exchanges in the literature on the identification and role of key sectors in national and regional economies have highlighted the difficulties of consensus regarding terminology, appropriate measurement as well as economic interpretation. In this paper, some new perspectives are advanced...

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...

Using a set of interregional input-output tables built by Guilhoto (1998) for the year of 1992 for 2 Brazilian regions (Northeast and rest of the economy), the methodology developed by Sonis, Hewings, and Miyazawa (1997) is applied in the construction of a series of linkages such that it is...

In this paper, using a set of interregional input-output tables built by the authors for the year of 1992 for 2 Brazilian regions (Northeast and rest of the economy), attention is focused on a new approach to the interpretation of Miyazawa’s concepts of left and right multipliers in the...

Attempts to identify key sectors in an economy with input output models have been a source of considerable debate. in this paper; several old and new approaches to the problem are evaluated with reference to the Brazilian economy using the input-output models for 1959, 1970 and 1975. Two...

This paper uses a set of international input-output tables constructed for selected Asian countries (and the USA) for the years of 1975 and 1985 to compare sectoral and intercountry changes over this decade. The analysis makes use of a framework developed by Guilhoto, Hewings, and Sonis (1996)...

Using a set of interregional input-output tables built by Guilhoto (1998) for 1995 for two Brazilian regions (Northeast and rest of the economy), the methodology developed by Sonis et al. (1997) is applied in the construction of a series of linkages such that it is possible to examine, through...

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...