List of Articles اختلاف قیمت پیشنهادی خرید و فروش سهام Open Access Article Abstract Page Full-Text 1 - 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 2 - The Effect of Some Corporate Governance Tools on Information Asymmetry around Quarterly Earnings Announcement with Autoregressive Vector Model Mohsen Dastgir Javad Aghanaghi Amir Rasaiian