In recent years bonds indexed to inflation rates have experienced a tremendous growth in trading volumes. These securities have become an important tool for the diversification of investors' portfolios, to liability management and especially to gauge the expectations of monetary authorities. In...

The trade volume of inflation indexed bonds has grown substantially in the treasury debt market. These bonds have been used as an important instrument for both diversifying investor´s portfolio, for managing firms´ liabilities and, mainly, for extracting inflation expectations by policymakers....

The Duan Options Pricing Model is an alternative to the Black & Scholes Model (B&S), but considers the heteroskedasticity and the non-normality of the asset-returns. This study analyzes the performance and the characteristics of this model when applied to the Brazilian market, specifically on...

Short-term return bear influence on common investors and fund managers. However, the correct forecast of short-term market movements is not a trivial task. The purpose of this essay is to verify, according to Herold et al. (2007), if the dynamic allocation amongst main Brazilian asset classes...

This article investigates whether the information asymmetry component imbedded in the bid-ask spread helps explain the difference in returns between portfolios composed of value versus growth stocks in the Brazilian market. Additionally, we test whether the portfolios’ volatility has any...

We develop a tractable structural model to estimate a firm's default probability by modeling its asset and debt behavior. The model incorporates jump factors. For a set of Brazilian large corporations, we compare the structural model results to the default probabilities predicted by a survival...

Pricing interest rate derivatives is a challenging task that has attracted the attention of many researchers in recent decades. Portfolio and risk managers, policymakers, traders and more generally all market participants are looking for valuable information from derivative instruments. We use a...

Historical models are being quite used in the value at risk (VaR) estimation due to the fact that many returns of financial assets cannot be described by a theoretical distribution. In these models, each observation of the past can be a possible scenery and for each scenery there is a price for...