Accountants face a number of unique and precarious situations in their daily work. As a result of scandals and fraud in the financial world, numerous regulations and laws were enacted. One such influential regulation is the Sarbanes-Oxley Act, which established the Public Company Accounting Oversight Board.

Research the passage and implementation of the Sarbanes-Oxley Act of 2002 and address the following questions:

1. Which liability concerns unique to accountants does the Sarbanes-Oxley Act address?

2. What must businesses and accounting firms do to comply with its requirements?

3. What are the costs of complying with Sarbanes-Oxley?

4. Based on your research, do you believe the Sarbanes-Oxley Act has been effective?

5. Explain your answer, with examples.