We present evidence consistent with theories that psychological biases affect rationality decision of managers. We find a strong evidence on the effect of managerial psychology on corporate investment decision's rationality. Using models estimation from a Tunisian context, we find that the...

The relation between corporate governance and the financial decisions presents a rich subject but less pronounced in corporate finance. The purpose of this article is to study the impact of the ownership structure on the debt policy of the Tunisian companies. From the econometric tests applied...