Official figures show that Sarbanes-Oxley and international accounting standards have boosted audit revenues. Audit fees in Britain surged 15 percent in 2005, compared with 2 percent in 2004. And the Big Four raked in most of the money. Take the link there for a more detailed breakdown. On one hand, it means companies are taking audit more seriously. But frauds still occur. Which raises the question of whether the cost is worth it and whether it's too a high price to pay for regulation.