Duncan Company owns a machine with a cost of $75,000 and accumulated depreciation of $15,000 that can be sold for $54,000 less a 5% sales commission. Alternatively, Duncan Company can lease the machine to another company for three years for a total of $60,000, at the end of which there is no residual value. In addition, the repair, insurance, and property tax expense that would be incurred by Duncan Company on the machine would total $8,500 over the three years. Prepare a differential analysis on February 21 as to whether Duncan Company should lease (Alternative 1) or sell (Alternative 2) the machine.