I need help with question 4 please.

3. Loretta works at the ticket counter of a major airline. While lifting an oversized piece of lug- gage onto the scale, she strained her back. Assuming Loretta's injury was severe enough to temporarily disable her, what kind of benefits can she expect to receive through workers' .com- pensation? 4. What are the advantages and disadvantages of mandatory participation by employers in the workers' compensation system? Explain your answer as it affects both employers and employ- ees. 5. Lorenzo, a construction worker, was hit by a car while working alongside a busy highway, His average weekly wage before the accident was $500. The state he lives in provides workers' com- pensation benefits at a replacement ratio of 66.7 percent, with a maximum benefit of $400 a week. a. If Lorenzo is temporarily and totally disabled for twelve weeks, how much compensation can he expect to receive? b. What if he is permanently and partially disabled (with a maximum of 66.7 percent of the total allowed by his state in such situations)? 6. As risk manager for Titanic Corporation, you want to embark on a stringent work safety pro- gram that would cost the business at least $500,000 per year for the next three years and $300,000 per year thereafter. Workers' compensation losses average about $600,000 per year. and you estimate that you can reduce them by one-third. Your plan is opposed by the financial vice president as a "bleeding heart" program that is not even close to being cost efficient