The Relationship between Company Characteristics and the Observance of Accounting Standards extent in Companies Listed in Tehran Stock Exchange

The aims of this research are: assessment of the accounting standards observance extent in companies listed in Tehran Stock Exchange and its relation with the company's profitability variables, the firm's size, the firm's age and the duration of presence in stock market for years 2010 and 2011 on 58 member companies. Auditing reports have been used for assessment of the accounting standards observance extent and also for evaluation of profitability variable, ROE and annual sales natural logarithm, have been used as a replacement for firm's size variable. To study the relationship between variables, multivariable regression has been used. The received results of this research show that firstly, the accounting standards of Iran has been observed at high levels and in average 95%, in the subject surveyed companies and secondly, the variables of the firm's size and duration of the firm's presence in the stock market and the firm's age has had no significant effect in the both two surveyed years but the variable of company's profitability has had a direct significant effect on the accounting standards observance extent in both two years.