Corporate Governance and Firm Performance: The Case of Tunisian

In this article the effect of the corporate governance mechanism on corporate financial performance is studied. For this study, a sample of 22 companies is used. Data is used for the period between 2006 and 2015. The variables, employed in this study to measure firm performance, include return on assets, return on equity and price earnings ratio. In this study we used ownership concentration, ownership foreign, duality_CEO, leverage, firm size and price earnings ratio are the independent variables and their effects were measured on financial variables that are ROA, ROE and EPS. The principle findings describe above: we found no significant relationship between ownership concentration and ROE and the no significant liking between ownership concentration and EPS. Also, we found no significant relationship between ownership foreign and ROE. However, the association between ownership foreign and ROE and EPS are significant. Also, CEO_Duality and ROE have a significant and positive relationship.