This study investigates how audit firm quality indicators relate to audit quality at the engagement-level. Specifically, eight input and two output audit firm quality measures are constructed and related to a broad range of engagement-level input and output audit quality measures. We find that...

Using audit firm size measured by audit firm revenues, the number of offices, and professional headcounts, we find that audit firm size measured as continuous variable is positively associated with engagement-level audit quality proxied by discretionary accruals and modified opinions, and is...

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...