List of Articles اختلاف قیمت پیشنهادی خرید و فر Open Access Article Abstract Page Full-Text 1 - The Relationship between Holding Periods for Common Stocks with Bid-Ask Spread, Market Value of the Firm and Return Volatility in Tehran Stock Exchange علی جعفری مهسا هنرمند حمید ذوالفقاری امیر رسائیان Open Access Article Abstract Page Full-Text 2 - The Relationship between Disclosure Quality and Stock Liquidity in listed Companies on Tehran Stock Exchange احمد یعقوب نژاد علی ذبیحی Open Access Article Abstract Page Full-Text 3 - The effect of an increase in disclosure resulting from the implementation of revised accounting standards on information asymmetry H.R VAkili fard GH Talebniya مریم Naderipor Open Access Article Abstract Page Full-Text 4 - The Effect of Some Corporate Governance Tools on Information Asymmetry around Quarterly Earnings Announcement with Autoregressive Vector Model Mohsen Dastgir Javad Aghanaghi Amir Rasaiian Open Access Article Abstract Page Full-Text 5 - Using the Bid-Ask Spreads as a Proxy for Transaction Costs in adjusting the CCAPM sedighe alizadeh mohammad nabi shahiki tash reza rosahan