introduction: the review of medical records with the aim of assessing the quality of codes has long been conducted in different countries. auditing medical coding, as an instructive approach, could help to review the quality of codes objectively using defined attributes, and this in turn would lead to improvement of the quality of codes. method: the current study aimed to present a model for au...

this study investigates relation between accruals quality and auditor selection in the listed firms of tehran stock exchange (tse) during a five-year period from 2007 to 2011.  using correlation method and logistic regression technique, the results of this study indicate that client size, management change and accruals quality impact on selection of the big audit firms.  the results of this res...

Audit market concentration causes to decrease the scope of companies' au-thorities for selecting the audit institutions but instead it increases the power of auditors' market that it turns, leads to a decrease in quality and an increase in auditors' stress. The purpose of the present research is to study the effect of audit market concentration on auditors's job stress and audit quality of Tehr...

this study aims at investigating the impacts of mandatory audit firm rotation (mafr) on audit fees and audit market compeition among firms listed on tehran stock exchange (tse). since 2007 firms listed on tse are not allowed to use services of any single audit firm for more than 4 consecutive years. we tested our hypotheses using multivariate regression analysis and mean comparison test. our sa...

in this study, the effect of audit quality on agency costs and information asymmetry has been examined. among the accepted companies 99 ones in tehran stock exchange were selected for statistical samples from 1385 to 1392 in order to attain the research purposes. to measure the audit quality, it has been used the observable variables such as the percentage of institutional investors, the type o...