This study aims to analyze the impact of macroeconomic variables, especially the prime rate of the economy, on the interest margin (spread) charged by Brazilian banks from 2000 to 2010. To achieve this goal, the study adopted the behavior model of the banking firm developed by Ho and Saunders...

Interest rate, exchange rate and the system of inflation target in Brazil. In the consensus view of the Brazilian system of inflation targeting, the core of inflation is due to demand shocks; the rate of interest is set to control demand; and some variation in the exchange rate happens as...