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...

This paper shows estimates of the optimal level of foreign reserves for Brazil between the first quarter of 1998 and the same trimester of 2008, by applying the Jeanne e Ranciére (2006) framework, using different scenarios. We also estimate the fiscal costs of holding this asset, as well as the...