The evaluation of relationship between firm-specific characteristics and unitary disclosure of the companies listed in Tehran stock exchange

Abstract

The aim of this study is to investigate the relationship between firm characteristics and the unitary disclosure of the companies listed in Tehran Stock Exchange. This research is applied based on objective and correlation based on nature and by means of linear regression. The relationship between the independent variables and the level of unitary disclosure during the 5-year period, 2007 to 2011 for the sample firms was studied. In this study, the size of corporate, debt rate, distribution of property, life of company, profit margins, return on equity, liquidity level, type of the industry and the audit firm size have been considered as independent variables. Some indicators, such as the names of board members, the complete information on company products, the statistical data for over two years, the information about the dividend policy etc were used as a unitary disclosure, dependent variables in this study. The research results show that between the variables of financial leverage, ownership dispersion, profit margins and return on equity and the level of unitary disclosure, there is a significant correlation, whereas the relationship between the firm size, firm life, amount of liquidity, industry type and size of the audit firm and the level of unitary disclosure was not approved.