The present study aimed at investigating the effect of debt and free cash flows on tax avoidance by emphasizing the role of institutional ownership in companies listed on the Tehran Stock Exchange. The statistical population of the study includes all companies listed on the Tehran Stock Exchange from 2013 to 2019. The statistical data for testing hypotheses based on the databases of Tehran Stoc...

The main objective of this study was to investigate the effect of income smoothing on investors reaction to Earnings Persistence of companies listed on the Stock Exchange in Tehran. The population of the study was companies listed on the Stock Exchange in Tehran, the sample size due to screening method and after removing outliers is equal to 118 companies. In this study, earnings persistence an...

One of the issues helping make investment decisions is appropriate tools and models to evaluate financial situation 0f the organization.  By means of these tools, investors can analyze financial situation of the organization and identify financial distress or an ideal condition, they become aware of making decisions to invest in appropriate conditions.  The main objective of this study is to ev...

In today's investment world there is emphasis on the role of accounting information. Behavioral factors always play an important role in financial markets. All investors are not rational and their demand for riskiness of assets is influenced by their beliefs and feelings. Optimism, pessimism, self-confidence, ambiguity-aversion, etc. help changing the manner of decision-making process over time...

Objective: Thisresearch has studied the effect of five main factors including competence of internal audit department, size of internal audit department, relationship between internal and external audit, management support for internal audit, and independence of internal audit on the internal audit effectiveness in companies that listed in the Tehran Stock Exchange in 2017. Methods: Data was c...

In recent years stock exchange has become one of the most attractive and growing businesses in respect of investment and profitability. But applying a scientific approach in this field is really troublesome because of variety and complexity of decision making factors in the field. This paper tries to deliver a new solution for portfolio selection based on multi criteria decision making literatu...

the purpose of this study is to measure how much the stock prices decline ofter ex-dividend date in tehran stock exchange. another parpose of the study is to investigate whether the marginal tax rates of stock holders have any effect on the dividend policy of the companies listed in tehran stock exchange. the results showed that the decline in stock price was less than the amount of dividend pe...

passing two decades of tehran stock exchange reopening, the transaction volume and number of accepted companies in it, have been enormously increased and engaged so many real and incorporated stock holders. therefore, gradually it will find its significant role in the country economy and this will double the responsibility of researchers in the economic field for utilizing more new and effectiv...