We examine the relation between low quality internal controls and audit fee premiums. Using a novel dataset of audit hours and audit fees we find, consistent with the audit risk model, that auditors increase their effort (hours) due to low internal control quality. We find that auditors also...

This study investigates the effect of characteristics of board of directors and audit committee strength on audit fees internal control quality. In this study, 84 companies listed on the Tehran Stock Exchange were evaluated from 2014 to 2016. Panel regres sion model and panel logistic regression...