Ranking the Components of Coso Internal Control in Preventing Financial Corruption among the Companies Listed on Tehran Stock Exchange

Internal Control has long been a concern with the directors, shareholders and other beneficiaries in trading units, because they well know that how such a control is vital for achieving the objectives set by a given trading unit. The present study is aiming at identifying and ranking the components of Coso internal control in preventing financial corruption among the companies listed on Tehran stock exchange using a hierarchal cluster analysis. To this end, the components of Coso internal control in preventing corruption were identified through literature review and interviews with the informants. These components include control environment, risk assessment, control activities, information & communication and monitoring activities. Then, using a pairwise comparison matrix, a questionnaire was designed. The questionnaires were distributed among 13 active shareholders with an experience of more than years in stock exchange through snowball sampling. Analysis of the responses confirmed the results obtained and the ranking of the components. The results showed the priority of the control environment with a weight of 0.43, risk assessment and monitoring with the same weight of 0.16, communication information of 0.17 and control activities of 0.12.