Gerenciamento de Resultados: Investigação de sua Ocorrência em Empresas de Setores Regulados no Brasil Earnings Management: investigation of their occurrence in Companies Regulated Sectors in Brazil

This study aims to investigate whether companies listed on BMF Documentary in relation to procedures and Quantitative toward Approach. The data analyzed were collected from Economatica® Software for the period 2005 to 2009. To analyze the data was used the KS model to calculate the discretionary accrual. The representative measures to the corporate governance index representing the dependent variable. To investigate the relationship between earnings management and corporate governance index of these companies, was used T-test for the differences between means. The results suggest earnings management on the companies in regulated sectors. However, no statistically significant differences were found between the level of earnings management of companies in regulated sectors and companies with corporate governance without this