IMANET Exam CMA Topic 2 Question 75 Discussion

Older equipment that is being disposed of is reaching the end of its productive he. Thus, in the early years of the project, the depreciation expense on the new equipment only provides an incremental tax benefit since there was some depreciation expense still being recognized on the old equipment. Once the time of the old equipment's useful life has passed, all the depreciation tax shield is being provided by the (higher) expense being recognized on the new equipment.