MRT, a calendar year corporation, placed the following assets in service this year. Use Table 7-2 and Appendix 7-A. Asset Initial Cost Recovery Period Date Placed in Service Manufacturing equipment $ 259,000 7 years April 23 Furniture and fixtures 56,000 7 years May 2 Transportation equipment 225,000 5 years September 3 Office equipment 120,000 7 years December 1 Compute MRTs MACRS depreciation with respect to the assets placed in service this year. Assume MRT does not elect to use first-year bonus depreciation or Section 179. In December, MRT decided to purchase $285,000 of additional equipment. The corporation could buy the equipment and place it in service before year-end, or it could postpone the purchase until January. What effect does this decision have on MRTs depreciation with respect to the assets already in service?