This paper investigates the use of high frequency data in the estimation of daily and intradaily volatility, in order to compute value at risk (VaR) forecasts for the IBOVESPA. GARCH models and deterministic methods for the filtering of seasonal patterns have been used in the computation of...

In inflation targeting regimes, the transparent communication of monetary policy is an important instrument to reduce uncertainties and coordinate market expectations. This paper examines how the financial market reacts to the Central Bank of Brazil communication and shows that there is...

This article uses a partial adjustment model to assess about how banks choose their regulatory capital levels. Among the obtained results, it was found that there exists a target level for at least half of the examined banks, and that both the target capital ratio and the adjustment speed...

This study analyses the effect of reserve requirements in the context of the Brazilian macro-prudential measures of 2010 and in a long-term perspective, over the last decade. Two sets of test were performed to assess the impacts of macro-prudential measures on the new loans to consumers and to...