The subject insider trading is controversial. This paper presents series of event studies carried through on the trades with stocks of the firm carried by insiders with the objective to detect abnormal returns, based on ...

This paper examines the value of analysts’ recommendations in Brazilian Stock Market. We studied a sample of 294 weeks of recommendations make public by the best seller newspaper in Brazil with six different investment ...

This paper infers the impact the publication “Guia Exame” (the guide) has on the Brazilian fund industry, more specifically on the ability the concerned funds develop on attracting new investment. The impact is measured ...

O assunto insider trading é bastante polêmico há muito tempo, como, exemplo disto se tem o Securities Exchange Act of 1934 sobre Insider Trading nos Estados Unidos, e a discussão continua nos dias de hoje com casos como ...

This work shows the relationship between the market-to-book ratio and returns in the Brazilian market, using a sample of stocks from the Sao Paulo Stock Exchange (Bovespa). The results shows that, during the period used ...

The inflationary stabilization recently observed in Brazil brings a lot of changes in all aspects of the country s economic life. In this work we look at the impacts on stock market, specifically at the Bovespa São Paulo ...

There is a lot of misunderstanding about derivative markets. Many people believe that they are a kind of casinos and have no utility to the investors. This work looks on the effects of options introduction in the Brazilian ...

Some of The Modern Portfolio Theory hypotheses are tested in the Brazilian capital market. Econometric tests and a risk-return relation analysis were made over 79 Brazilian and American financial time series from January ...

This work seeks for relationship between information flows and market volatility in the Brazilian Stock Market. The Brazilian economy, with several informational shocks in the last five years, is an interesting field for ...

Recently regulated Brazilian life and pension products offer a benefit structure composed of minimum guaranteed annual rate, in°ation adjustment according to a price index and participation on an investment fund performance. ...