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...

In this paper, two literatures that have explored the structure of economies are brought together. In the first case, the approaches to key sector identification (initially associated with Hirschman and Rasmussen) that were modified by Cella, Clements and Rossi and Guilhoto et al. to reveal what...

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...

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...

My dissertation consists of four papers embedded within the Economic Geography field. The first paper analyzes economic growth and convergence from a time series perspective focusing on regional labor markets. The second paper uses microdata to evaluate what is termed conditional sigma...

The impact of an ageing population on the economy is one of the key issues in most developed countries. It is a generally accepted notion that an ageing population could cause negative effects, including a decrease of per-capita output and economic welfare, on the economy mainly due to the...

This dissertation was motivated by the changing nature and structure of interregional trade within a country. Each region’s economic structural changes and new spatial organization of production generated by the fragmented production process made possible by an open economy with significantly...