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Dynamic Auditor Competition And Audit Quality In The United States, Arum Choi, Jeong-Bon Kim, Yoonseok Zang

Research Collection School Of Accountancy

Regulators and audit market participants have concerned that less competitive audit market makes auditors to reduce the incentives to conduct high-quality audits. While a few studies examine the effect of competition in the U.S. local audit markets, they report conflicting evidence using the static Herfindahl index which is arguably noisy in capturing the intensity of competition. The purpose of this paper is to provide evidence on the effect of dynamic auditor competition in local audit markets on audit quality. For this purpose, we employ a measure to capture the dynamic nature of audit market competition: the proportion of clients switching …