What Dimensions of Lead Auditor Expertise Matter for Audit Quality and Audit Fees?

This study investigates the effects of lead auditors’ technical and managerial knowledge on audit quality and audit fees. The German institutional environment enables us to track auditors over their careers and measure their various personal attributes. We find that lead auditors’ technical knowledge is more important for audit quality than their managerial knowledge; however, their managerial knowledge is a more influential driver of audit fees than their technical knowledge. The results of various identification strategies including firm-fixed effects models, propensity-score matching, and instrumental variables approaches suggest that the observed relations are treatment rather than sele…