This report analyzes the legislation about government procurement adopted in the context of trade agreements of the European Union, the World Trade Organization and Nafta, and the rules about this subject in United States and Brazil. Its main goal is to provide information that could support the...

The authors aim at obtaining a simple econometric model that allows to build a confidence interval for the dispersion of the bids made by financial institutions at the Central Bank weekly auctions of short term securities in Brazil. Under competitive conditions it is assumed that the bids'...