corner market is considering adding a new product line that is expected to increase annual sales by $418,000 and cash expenses by $337,000. the initial investment will require $237,000 in fixed assets that will be depreciated using the straight-line method to a zero book value over the five-year life of the project. the company has a marginal tax rate of 34 percent. what is the annual value of the depreciation tax shield? $69,576 . $32,560 $13,160 $80,580 $16,116