Investigating the Relationship Between Brand Equity and Shareholder Communication Quality and Financial Performance in Companies Listed on the Tehran Stock Exchange

A brand is a mechanism that helps organizations to gain competitive advantage. The brand's special value, which has become a marketing concept since 1980, is the added value created by the brand name. The purpose of this research is to examine the relationship between the specific value of each brand and the financial performance of firms. Therefore, the subtitle goal of this research is to investigate the relationship between the specific brand value of each company with the shares of its shareholders.  For this purpose, information about the Tehran Stock Exchange was compiled for the period of 2011-2015. After the statistical tests, the method of fixed effects was selected and also due to heterogeneity of variance, the model was estimated by GLS method. The results show that the value of each brand has a positive and significant relationship with the financial performance of each company and the quality of shareholder relationships.