TY - JOUR AU - Dastgir, Mohsen AU - Aghanaghi, Javad AU - Rasaiian, Amir TI - The Effect of Some Corporate Governance Tools on Information Asymmetry around Quarterly Earnings Announcement with Autoregressive Vector Model JO - Financial Accounting and Auditing Research VL - 4 IS - 15 SP - 63 EP - 84 PY - 2012 DO - ER -