@article{ author = {Dastgir, Mohsen, Aghanaghi, Javad, Rasaiian, Amir}, title = {The Effect of Some Corporate Governance Tools on Information Asymmetry around Quarterly Earnings Announcement with Autoregressive Vector Model}, journal = {Financial Accounting and Auditing Research}, year = {2012}, volume = {4}, number = {15}, pages = {63-84}, doi = {} }