On July 9, 2002 George W. Bush gave a speech about recent accounting scandals that had been uncovered. In spite of its stern tone, the speech did not focus on establishing new policy, but instead focused on actually enforcing current laws, which include holding CEOs and directors personally responsible for accountancy fraud.
In July, 2002, WorldCom filed for bankruptcy protection, in what was considered the largest corporate insolvency ever at the time.
These scandals reignited the debate over the relative merits of US GAAP, which takes a "rules-based" approach to accounting, versus International Accounting Standards and UK GAAP, which takes a "principles-based" approach. The Financial Accounting Standards Board announced that it intends to introduce more principles-based standards. More radical means of accounting reform have been proposed, but so far have very little support. The debate itself, however, overlooks the difficulties of classifying any system of knowledge, including accounting, as rules-based or principles-based.This also led to the establishment of Sarbanes-Oxley.
On a lighter note, the 2002 Ig Nobel Prize in Economics went to the CEOs of those companies involved in the corporate accounting scandals of that year for "adapting the mathematical concept of imaginary numbers for use in the business world".
In 2003, Nortel made a big contribution to this list of scandals by incorrectly reporting a one cent per share earnings directly after their massive layoff period. They used this money to pay the top 43 managers of the company. The SEC and the Ontario securities commission eventually settled civil action with...