@incollection{, 61ADB57BC418581457FC42FA7D8CA03E , author={{KhalilVaziri} and {Islamic Azad University}}, journal={{Global Journal of Management and Business Research}}, journal={{GJMBR}}2249-45880975-585310.34257/GJMBR, address={Cambridge, United States}, publisher={Global Journals Organisation}1532732 } @book{b0, , title={{2011) the effect of stock features on trading liquidity of the shares in Tehran Stock Exchange, Accounting progress}} , author={{ IzadiNia } and { NRamshd } and { M }} } @book{b1, , title={{The relationship between stock liquidity and investment opportunities in the Tehran Stock Exchange, financial knowledge of securities}} , author={{ HKazemi } and { AHeydari }} , year={2012} } @book{b2, , title={{) the relationship between stock liquidity indicators of earlier liquidity in the Tehran Stock Exchange, Management Studies}} , author={{ ASaeedi } and { ADadar }} N.16 , year={2009} } @book{b3, , title={{}} , author={{ RRai } and { ASaeedi }} , year={2004} Principles of Financial Engineering and Risk Management, SAMT } @book{b4, , title={{The systematic and beta constant process of the companies listed in Tehran Stock Exchange}} , author={{ RTehrani } and { HChitsazan }} , year={2004} 17 }