The passage of Sarbanes-Oxley (SOX) was big news for public companies, but there was little discussion or analysis about what it meant for private firms, nonprofits and governmental entities. Yet those nonpublic entities needed to purchase accounting services from the same pool of independent auditors. It turns out that shocks to public companies from SOX significantly affected supply for the entire audit services market.
In a recent study, my colleagues and I looked at these developments and found that SOX had several negative spillover effects for nonpublic entities. Overall, audit fee increases for nonpublic entities more than doubled. Many others were forced to switch to a different auditor.
Why is this a big deal if those groups aren’t legally required to hire independent auditors? It’s important because nonpublic entities still have substantial financial reporting needs. For example, organizations use audits to establish payments plans with vendors and suppliers or to demonstrate creditworthiness to banks. Charities use audits to show they are responsibly spending donors’ money.
Here is a breakdown of the spillover effects: Read More