this study aims at investigating the impacts of mandatory audit firm rotation (mafr) on audit fees and audit market compeition among firms listed on tehran stock exchange (tse). since 2007 firms listed on tse are not allowed to use services of any single audit firm for more than 4 consecutive years. we tested our hypotheses using multivariate regression analysis and mean comparison test. our sa...

theories and the existing studies predict different the relationship between external financing and investing activities and the stock returns. but almost of them predict that there is negative relationship separately between financing and investing activities with stock returns. this study examined the assumption that there is a significantly negative relationship between external financing ac...

Systemic risk events constitute an important issue in current financial systems. A leading course of action used to mitigate such events is identification of systemically important agents in order to implement the prudential policies in a financial system. In this paper, a bi-level cross-shareholding network of the stock market is considered according to direct and integrated ownership structur...

Various researches have been carried out about benefits of accounting information and their influence on decision making of financial statements users. For example, many researches have examined the relationship between accounting variables and stock returns or stock price. This study determines and compares the relative and incremental content of accounting variables, too. For this purpose, th...

This paper examines the causal relationship between stock prices and macroeconomic aggregates in Iran, by applying the techniques of the long–run Granger non–causality test proposed by Toda and Yamamoto (1995). We test the causal relationships between the TEPIX Index and the three macroeconomic variables: money supply, value of trade balance, and industrial production using quarterly data for t...

explaining dividend policy has been one of the most difficult challenges facing financial economists. despite decades of study, we have yet to completely understand the factors that influence dividend policy and the manner in which these factors interact.the aim of this paper is to examine the relation between dividend policy and share price volatility in tehran stock exchange (tse). the analys...

the purpose of this research is to study the effects of board of director structure on financing constraints for the companies listed on tehran stock exchange (tse). for this purpose, indigenised kaplan and zingales (kz) index  has been used as a proxy for financing constraints. the population consists of 56 companies of tse spanning 2007-2013 and the multivariate logistic regression is used. t...

entities must restate their comparative financial statements when they correct prior periods accounting errors or change accounting methods. although financial restatements have adverse effects on the relevance and reliability of financial statements’ information, financial restatement has increased considerably among listed companies in tehran stock exchange, tse, in the recent years. the main...

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