Investigating The Effect Company Features On impact corporate governance on the Capital Structure,Company financial performancein Accepted admitted to Tehran Stock Exchange

Some researchers have concluded that larger firms have longer term debt and smaller firms have more short term debt. Smaller firms tend to have lower leverage ratios and have a positive relationship between asset size and long term debt ratios. Accounting to hierarcherical theory companies with higher market value and more growth opportunities use more debt. The purpose of this study is to investigate the moderating role of company characteristics on the capital structure of companies listed on the Tehran Stock exchange.For this purpose a sample consisting of 116companies listed on the Tehran stock exchange in the period 2011 to 2018 was analyzed. Multivariate regression and partial least squares method were used to test the research hypotheses. The resukt showed that corporate governance has an effect on capital structure and among the company only corporate growth affects the impact of corporate governance on financial performance and other variables affect the impact of corporate governance.