Investigating the Relationship Between Stock Return Volatility and Management Earnings Forecast Errors

The information reported by firms includes information related to earnings based on the past events; while financial statements users need to information about the future. Management earnings forecasts provide information about the future. An important factor should be considered in forecasting earnings is stock return volatility in the present market so smoothing earnings sometimes made by manager to prevent much volatility in the market. The main objective of this study is examining of the relationship between stock return volatility and management earning forecast errors of companies listed in TSE for long and short time horizons. Hence we collected information related to stock price with German & Klass method (1980) as the best anticipant of analytical volatility in fixed scale from TES over 2006-2012 period. To examine the research hypotheses, the significance F-test and t-test of regressions were used. The results show that, there is a significant relationship between stock return volatility and management earning forecast errors in long and short time horizons.