Using data drawn from the Brazilian Central Bank Credit Information System, this paper evaluates the impact of the use of collateral on the probability of default and, consequently, on capital requirement levels in the Brazilian financial system. Literature suggests that the existence of...

This work seeks to analyze empirically the coherence of the VaR and the Expected Shortfall by the definition of Artzner et al. (1997) at the Brazilian Stock Market (Bovespa), calculated with three methodologies: the historical simulation, the analytical approach with EWMA volatility from...

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...

This paper aims to contribute to the understanding of factors that affect the net inflow of savings deposits. To achieve this goal, the paper presents the impact of regulatory changes, which have occurred in the period from March 2003 to November 2011, had in attracting savings, uses...

This work examines the determinants of the capital structure of Brazilian companies between the years 2000 and 2009. Based on quantile regression model and on the comparison with conventional models (least squares and fixed effects), the work provides better understanding of capital structure to...

This paper has estimated the DSGE model proposed by Smets and Wouters (2007) for the Brazilian economy, using Bayesian techniques, aiming at analyzing the recent performance of the inflation targeting monetary policy. It was obtained estimates of barely known structural parameters and the...

Lucas(1987) has shown a surprising result in business-cycle research: the welfare cost of business cycles are very small. Our paper has several original contributions. First, in computing welfare costs, we propose a novel setup that separates the effects of uncertainty stemming from...

This paper discusses recent experiences with inflation targeting (IT), the challenges that it faces since the global financial crisis, and ways to address them. The discussion is conducted from the perspective of upper middle-income countries (MICs). As background for the analysis, the second...