A manufacturing firm spends $350,000 annually for a required safety inspection program. A new monitoring technology would eliminate the need for such inspection. If the interest rate is 8% per year, how much can the firm afford to spend on this new technology? The firm wants to recover its investment in 20 years. Contributed by Hamed Kashani, Saeid Sadri, Baabak Ashuri, Georgia Institute of Technology

What is free trade? a. trade that is not subject to taxes or fees b. trade that governments do not interfere with c. trade with a high level of government regulation d. trade between states in the u. s. b

10. which of the following is true regarding preretirement inflation? a. defined-benefit plans provide more inflation protection than defined-contribution plans. b. because of preretirement inflation, possible investment-related growth is increased for defined-contribution plans. c. all types of benefits are designed to cope with preretirement inflation. d. preretirement inflation is generally reflected in the increase in an employee's compensation level over a working career.

When used-car dealers signal the quality of a used car with a warranty, a. buyers believe the signal because the cost of a false signal is high b. it is not rational to believe the signal because some used-car dealers are crooked c. the demand for lemons is eliminated d. the price of a lemon rises above the price of a good used car because warranty costs on lemons are greater than warranty costs on good used cars