P11-2 Silverman Corporation purchased a new machine on January 2, 2003. The machine is ex- pected to last four years and have no salvage value at the end of that time. It will generate annual sales of $10,000 and cost $4,000 annually to run. Silverman's stockholders expect a 12% return on their investment. All sales are cash sales, and all costs are paid in cash. Ignore taxes. Required a. How much should Silverman Corporation be willing to pay for the machine? b. Prepare a chart showing the economic value of the machine at the end of the year from 2003 to 2006. Assume that all sales revenues and costs of operations occur as expected c. What is the economic depreciation of the asset each year and in total? d. What would have been the accounting depreciation each year using straight-line depreciation? Discuss the difference between the economic concept of depreciation and the gener ally accepted accounting principles concept of depreciation. e