An article about Kihlstrom and Mirman about comparative risk aversion with many goods is critiqued. If "more risk averse" is interpreted as signifying that an individual is less willing to accept a median-preserving spread, then risk aversion cannot be compared across individuals with different...

The text contains an introductory text to financial mathematics.

This study analyzes the performance of Brazilian Investment Funds between May 2001 and May 2006, using as a guideline the division in fixed-income funds and equity funds. The performance is evaluated in terms of risk and return, using Sharpe and Sortino indexes, with the returns and volatilities...

This paper has as main objective to present and to test a tool of multivariate statistics in financial models. This methodology, known as clusters analysis, separates the observations in groups through its determined characteristic, in contrast of the traditional methodology, which is only the...

Given the assumption of opposite movements in stock prices due to the behavior of investors, who can use this strategy to take advantage of times of downturn in the economy, this study consisted of an analysis of overreaction in Brazil, which consists in buying loser stocks with the expectation...

This paper aims to test the hypothesis of abnormal returns from the strategy of investing in shares with lower Price/Value Ratio (PVPA) in the Brazilian capital market. All the shares negotiated in the Sao Paulo Stock Exchange (Bovespa) from 1994 to 2006 were used, and formed 6 portfolios...

This study examines the possibility to achieve additional earnings over the Bovespa index (Ibovespa), by investing in potentially undervalued stocks, traded at lower multiples of price-to-book ratio (PBV) and, at the same time, representative of companies with higher returns on equity (ROE). The...

The aim of this paper is to present and to test a modification in the traditional Fama and French Multifactor Model (1996), from the necessities of adaptation for the Brazilian case. This model takes into consideration two anomalies, which have to be added to the CAPM Model: size and...

The purpose of this paper is to present the Grinblatt and Moskowitz Model (2004), and make a modification to adapt for an emerging market, in this case to apply in the Sao Paulo Stock Exchange (Bovespa), that presents some specifics characteristics and problems, common in financial models and...

This paper is about one of the most argued subjects in the financial theory: the forecast of future returns. We work with the model of multifactor of Fama and French, and the regression presented for Grinblatt and Moskowitz (2002), that work with the size of the company and the book-to-value. We...