A 100-kW PV system is being proposed for a commercial building in an area with 5.5-kWh/m2/d insolation. The before tax-credit cost of the system is $5/Wp. a. What is the MACRS depreciable basis for the system after a 30% tax credit has been taken? b. For a corporate tax rate of 38%, find the future value of the MACRS depreciation. c. What is the effective net system cost after the tax credit and MACRS depreciation? d. What is the effective $/kW cost of the system?