1. What is self-employment tax? What are its components? How does this compare with FICA payments and payroll taxes that an employee pays on earned

1. What is self-employment tax? What are its components? How does this compare with FICA payments and payroll taxes that an employee pays on earned income?2. The cash basis of accounting can result in a great deal of manipulation. How is this so? Does the IRS encourage or discourage the use of cash basis accounting?3. If a company has a DSO above the industry average, what can the company do to get its DSO below the industry average?4. Can timelines be useful in solving time value of money problems? Please explain.