The effect of the quality of corporate disclosure on stock liquidity by Tehran Stock Exchange (TSE) listed companies

Regarding the critical role of liquidity in asset price discovery, sharing of financial risk, increasing of expected return and transaction costs reduction, it is important to know about the effective factors. This study examine The effects of the quality of corporate disclosure on stock liquidity. Because of increasingdisclosure quality, reduces information asymmetry and reducing information asymmetry, increases market liquidity so the main hypothesis of this study is that disclosure quality has effect on stock liquidity. In this study, for separating various details impacts of disclosure quality, we used timeliness and reliability and to determine stock liquidity we used 15 different trading and information liquidity measures. 112 Tehran Security Exchange listed companies, from 1384 to 1388 are chosen and research hypothesis were tested by linear multivariable regression in pre and post test. The results indicate that disclosure quality has positive effect on stock liquidity. Also showe positive effect of reliability on stock liquidity.