Baxter Bakers is trying to decide whether it should keep its existing bread-making machine or purchase a new one that has technological advantages (which translate into cost savings) over the existing machine. Information on each machine follows: Old machine New machine Original cost $10,000 $25,000 Accumulated depreciation 6,000 0 Annual cash operating costs 9,500 5,000 Current salvage value of old machine 2,500 Salvage value in 10 years 650 1,200 Remaining life 12 yrs 12 yrs Refer to Baxter Bakers. The $10,000 cost of the original machine represents a(n)