Five years ago, a company in New Jersey installed a diesel-electric unit costing $55,000 at a remote site because no dependable electric power was available from a public utility The company has computed depreciation by the straight-line method with a useful life of 10 years and a zero salvage value Annual operation and maintenance expenses are $18,000 and property taxes and insurance cost another $2, 700 per year. Dependable electric service is now available at an estimated annual cost of $32,000. The company in New Jersey wishes to know whether it would be more economical to dispose of the diesel-electric unit now. when it can be sold for $37,000, or to wait five years when the unit would have to be replaced anyway (with no MV) The company has an effective income tax rate of 50% and tries to limit its capital expenditures to opportunities that will earn at least 18% per year after income taxes What would you recommend? The AW value for the defender is $