بررسي تأثير مديريت سود بر مربوط بودن سود و ارزش دفتري : مقايسه اقلام تعهدي اختياري كوتاه مدت و بلند مدت

The Impact of Earnings Management on the Value-Relevance of Earnings and Book Value: A Comparison of Short-term and Long-term Discretionary Accruals

The investments and financial analysts evaluate the performance assessment of firms using the criteria of earnings per share and book value per share. This research investigates the effect of earnings management on value relevance of earnings per share and book value per share with separation of discretionary accruals to long-term and short-term discretionary accruals. The task of analyzing and testing the hypothesis is fulfilled by the cross-section regression using the pooled data. The results indicate that relationship between earnings per share and book value per share with stock price are positive and significant. Also, earnings management by long- term and short- term discretionary accruals decrease the value relevance of earnings per share and book value per share. Finally, the finding of last hypothesis indicates that effect of earnings management by long-term discretionary accrual is more than short-term discretionary accrual.