Using a large sample of earnings press releases by Australian firms, we compare multiple attributes of non-GAAP earnings measures with their closest GAAP equivalent. We find that, on average, non-GAAP earnings are more persistent, smoother, more value-relevant, and have higher predictive power...

Prior research finds that clients of high-quality auditors report higher quality GAAP earnings. We extend this research to investigate whether auditor quality is associated with the quality of voluntarily disclosed non-GAAP earnings measures. Using a sample of Australian firms disclosing annual...