TY - JOUR ID - 68923 TI - Factors Affecting the Internal Audit Effectiveness in the Viewpoint of Audit Committee Members JO - Accounting and Auditing Review JA - ACCTGREV LA - en SN - 2645-8020 AU - Okhravi Joghan, Aboozar AU - Rahimian, Nezamoddin AU - GharehDaghi, Maryam AD - MSc., Department of Auditing, Khatam University, Tehran, Iran. AD - Assistant Prof., Department of Accounting, Khatam University, Tehran, Iran AD - Assistant Prof., Department of Iran Banking Institute, Tehran, Iran Y1 - 2018 PY - 2018 VL - 25 IS - 3 SP - 311 EP - 326 KW - Internal audit KW - Internal audit effectiveness KW - Audit committee KW - Management support KW - Independence of internal audit DO - 10.22059/acctgrev.2018.246549.1007759 N2 - 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 collected using paper and electronic questionnaires which their validity and reliability were confirmed. The population of this study included members of the audit committee in companies that listed in the Tehran Stock Exchange in 2017. Finally, 300 valid questionnaires were analyzed. In this study both descriptive and inferential analyses were used. Inferential statistics was used to confirm the validity of the model and confirmatory, and factor analysis and structural equation modeling were used to test the hypotheses. Results: Findings from the research showed that 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 have a positive and direct effect on internal audit effectiveness. Conclusion: Promotion 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 in companies that listed in the Tehran Stock Exchange led to an increase in the effectiveness of internal auditing and lack of attention each of these factors has reduced the effectiveness of internal auditing in these companies.     UR - https://acctgrev.ut.ac.ir/article_68923.html L1 - https://acctgrev.ut.ac.ir/article_68923_317b9882c0035d4f62d34d21f84cd8c0.pdf ER -