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'...

A contribution to the debate on the efficacy of monetary policy and some implications in the case of Brazil. The main opposition between Keynesian and Classic monetary theories is defined by the former’s proposition of money non-neutrality in the long period. According to Keynes, it is not...