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...

The high interest rates offered in Brazil can be seen as a limit for the Brazilian economic growth. This is one of the current major Brazilian debates where political and monetary authorities aim to search the causes of these high yields to suggest public policies for its reduction. This paper...