Este trabalho mostra que nao so a tendencia de longo prazo (de 1970 ate 1993) dos investimentos publicos em infra-estrutura como proporcao do produto e declinante, mas tambem que esta queda vem se acelerando recentemente em todos os setores, acarretando impacto negativo sobre o produto e, se nao...

This paper develops a simple theory of household choices of child labor and schooling. The model is used as a benchmark to read the available empirical evidence and to guide our empirical specification. We argue that part of the conflicting results from the previous literature – related to the...

In this paper we study the outcome of the six rst \existing energy" auctions in Brazil. Under the current regulatory regime, the bulk of the trade between existing generators and distribution companies is done through bilateral eight-year contracts, negotiated in auctions organized by the...