Gefen, Ofir; Hsu, Po-Hsuan; Lee, Hsiao-Hui; Reeb, David M. - 2021
. Among the many firms that do not report their advertising, 25% are in the top decile of observed advertising. We find that …, auditor-specific minimums (e.g., EY vs. Deloitte). Forced and voluntary auditor changes lead firms to alter advertising … disclosures. Financial analysts ask executives of hidden advertising firms 65% fewer questions about advertising than their …