The Effect of CEO Power Measures on Tax Reduction Policies

The purpose of this study is to investigate the effect of CEO's power measures on tax management in listed companies in the Tehran Stock Exchange. In this study to evaluate the tax management, three scales which are tax avoidance, tax evasion and tax aggression is used. The data of 108 companies listed in Tehran Stock Exchange from 2010 to 2017 are sellected. The regression model of the research is tested by panel data. The results show that the CEO's power has a negative and significant effect on tax management by using all three measures. That is, powerfull CEO's due to thier stock ownership, expertise, experience, more independence, have long term investment horizons, worry about tax penalties and also in order to prevent damaging to their reputation and to prevent increasing the transaction costs in tax management and non-tax cost, do less tax management. It is suggested that users always pay attention to this point in their investment decisions that decreasing of tax management leads to increasing liquidity risk and investment risk too.  </em></strong>