محمد نظری پور

The main objective of this study is to identify the effect of earnings management on the information asymmetry in an uncertain, complex and dynamic environment in the case of the listed companies of the Tehran Stock Exchange (TSE) during period 2009-2013.The sample included 137 companies out of all the accepted companies in Tehran Stock Exchange. The multivariate linear regression test has been used in the combinatory form of year-firm for analyzing of the two hypotheses. The findings suggest that the effect of earnings management on the information asymmetry would decrease with increasing the complexity and dynamism of companies. In particular, the positive effects of earnings management is more diverse on the information asymmetry in the smaller companies in which invest widely in R&D and face high variations in selling. The results also show that discretionary accruals has been determined in the presence with the complexity and dynamism for listed companies. Results also show that there is less relationship between corporate governance with earnings management that indicate the supervisory role of the director’s board.