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...

Although not explicitly reported, option traders on the Bovespa exchange pay an implicit bid-ask spread on each trade. Reported transaction prices that comprise the databases previously used to study the Brazilian options markets do not reflect actual option values at the time of the trades, but...

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...

What drives mergers and acquisitions decisions? Can an overconfidence bias affect decisions within the management team? This study complements recent work developed within the behavioral finance analyses of Mergers & Acquisitions and proposes the use of new variable to measure overconfidence....

What is the cross-sectional relationship between financial leverage and expected equity returns? How is the empirical relationship associated with firm's financial decisions? This paper investigates the potential explanations for the flatness relation between financial leverage and expected...

This paper examines models of capital requirement determination for financial institutions in order to cover market risk stemming from exposure to foreign currencies and gold. The models examined belong to two groups according to the approach involved: standardized and internal models. In the...

Non-traditional listing rules on stock exchanges based on corporate governance practices criteria may ensure investors a higher level of protection and constrain expropriation of minority shareholders. We investigate how distinct listing levels, different according to the quality of corporate...

We develop a tractable structural model to estimate firm's default probability by modeling its asset and debt behavior. The model is a down-and-out exchange option in a jump diffusion model. For a set of Brazilian large corporations, we compare the structural model results to the default...