An important aim of the Sarbanes-Oxley Act (SOX) was to reduce cost of capital by enhancing auditor independence. However, prior literature has argued that SOX has been ineffective in meeting this objective. We contribute to this debate by first providing evidence suggesting that auditor...

Regulators in the US ruled against introducing mandatory firm rotations in addition to the existing rule for periodic partner rotations. In contrast, European regulators ruled in favour of a dual mandatory rotation rule in which both audit firm and audit partner rotations are required. Employing...