Business Commons^™

Retain Or Rotate: Outcomes Of Frequent Auditor Switching, Ryan Decker

Accounting Undergraduate Honors Theses

Regulators continue to debate the effectiveness of mandatory auditor rotation versus mandatory auditor retention in improving audit quality. Recent regulation in the European Union mandates auditor rotation, but if companies choose a more-lenient auditor with each switch, frequent switching could impair audit quality. I examine whether more-frequent switching leads to an increase in aggressive reporting and evaluate its effect on audit quality and audit attention. I find that audit quality decreases as the number of switches increases, with the results being driven mainly by switches between non-Big 4 audit firms. I also find that frequently switching between non-Big 4 auditors …