Unsystematic Risk and Internal Control Quality Impact on the Earning Quality by using Volatility Profits Index in Tehran Stock Exchange

摘要

Background/Objectives: Determination of the accounting information quality and its results is interest of investors, managers, legislators and standards drafters. The objective of the study was to evaluate the effectiveness of internal control quality and unsystematic risk on the earning quality by use of the index volatility profits of the firms, listed on the Tehran Stock Exchange. Methods/Statistical Analysis: In this study, the quality of internal control and non-systematic risks are considered as independent variables to examine their impact on the index of volatility profits of earning quality in the firms. Results: In this study, using panel data with fixed effects, the results of the data analysis using multiple regression at 95%, indicate that there is a significant direct relationship between the quality of internal controls and non-systematic risks with the index of volatility profits of quality in the firm earning. Conclusion/Application: It is recommended to the managers of the companies to provide an increase in earnings quality through the establishment of a strong internal control system and internal audit unit.