investigating the relationship between earnings management and the stock price bubble of the firms accepted in tehran stock exchange

Capital market is considered one of the most important channels in the financial optimal resources allocation, and any disruption occurs in it will encounter the allocation of financial resources in the economics of each country with a serious problem. the stock price bubbles one of the reasons disrupting capital appropriation. generally, when there is a difference between the price of a share and its expected price in the future, the stock price bubble issue is considered. the economic bubble will face investors by choosing the best investment opportunities. it will finally deviate the process of equipping and appropriating the resources optimally from its principled path. the present study aims at investigating the relationship between earnings management and economic bubble. to achieve this purpose, the number of 109 firms has been studied from 2008 to 2018. the study's hypothesis was tested through a multivariate regression method and panel data method and utilizing eviews9. the findings show a significant relationship between earnings management and stock price bubble, which shows that besides the external factors, the managers' behaviour may influence the generation of the stock price bubble.