Hossien Sajady Ph.D.
Shahid Chamran University
Ahvaz, I.R of IRAN
Mohsen Dastgir Ph.D.
Shahid Chamran University
Ahvaz, I.R of IRAN
Hossien Hashem Nejad
Post graduate candidate
Abstract- In this study the effectiveness of accounting information systems from finance managers of listed companies at Tehran Stock Exchange is evaluated. The results indicate that implementation of the accounting information systems at the companies under study caused the improvement of managers decision-making process, improving internal controls, improving the quality of the financial reports and facilitated the process of the company's transactions. The results did not show any indication that performance evaluation process had been improved.
Key words: Accounting Information Systems, Quality of Financial Reports, Internal Controls, Decision Making, Performance Evaluation.
INTRODUCTION
In managing an organization and implementing an internal control system the role of accounting information system (AIS) is crucial. An important question in the field of accounting and management decision-making concerns the fit of AIS with organizational requirements for information communication and control, Nicolaou (2000).
Although the information generated from an accounting information system can be effective in decision-making process, but purchase, installation and usage of such system is beneficial when its benefits exceeds its costs. Benefits of accounting information system can be evaluated by its impacts on improvement of decision-making process, quality of accounting information, performance evaluation, internal controls and facilitating company's transactions. Regarding the above five characteristics, the effectiveness of AIS is highly important for all the firms.
An AIS is defined as computer-based system that processes financial information and supports decision tasks in the