The role of behavioral biases on investment decisions Case studies: Tehran stock

ABSTRACT:After challenging the rational theories, behavioral financial knowledge were appeared for explaining some of individual behaviors and investors. The behavioral financial knowledge does not justify the events and behaviors rationally but study the investor’s behaviors in the view of feelings and will explain it. In this study we have studied the effect of behavioral financial knowledge on the behaviors of the investors in Tehran Stock. Among the conceptual errors that is mentioned in behavioral financial knowledge. This research study six behavioral biases compatibility, familiar concept, idealistic belief, event-oriented, fresh pot, irreversibility. Investors of Tehran stock have completed the present research questionnaire and after collecting the data from the structural equation method was used for analyzing. The results showed that only event-oriented doesn’t have meaningful relationship with investor’s decisions.