Effects of behavioral finance in portfolio investment decisions: Borsa Istanbul application

Deciding under the conditions of risk and uncertainty by the behavioral finance and market participants it is also suggested that, the approach is influenced by psychological and social factors. The behavioral finance analyzes by taking advantage of cognitive psychology which mechanisms people use in making investment decisions. In this context, in the process of making investment decisions, under the assumption that under the influence of investors? its psychological biases it has been developed a variety of Behavioral Finance Models. In the research framework of the field of the Behavioral Finance, cognitive and emotional tendencies are being shaped. In this study are the behavioral tendencies of the effects on individual investors examined, who invest in the Borsa Istanbul. Key Words : Behavioral Finance, Borsa İstanbul, Investor Psychology