Faux Trees Company produces artificial Christmas trees. A local shopping mall recently made a special order offer; the shopping mall would like to purchase 230 extra-large white trees. Faux Trees Company is currently producing and selling 20,000 trees; the company has the excess capacity to handle this special order. The shopping mall has offered to pay $160 for each tree. An accountant at Faux Trees Company provides an estimate of the unit product cost as follows This special order would require an investment of $5000 for the molds required for the extra-large trees. These molds would have no other purpose and would have no salvage value. The special order trees would also have an additional variable cost of $6.03 per unit associated with having a white tree. This special order would not have any effect on the company's other sales. If the special order is accepted, the company's operating income would increase (decrease) by