It is widely recognized that accounting information provides investors with valuable data which is vital for investment decisions. Since accounting information generally reflects the performance and financial health of a firm, the quality of this information has been an intensive topic under interests and studies by numerous professional organizations and scholars. Therefore,accurate and reliable information is not only important, but it is also the very essence that investors will encompass their decisions. Without adequate level of confidence on that information,the investors may decide not to invest in the target firms