Happy Times currently has an all-cash credit policy. It is considering making a change in the credit policy by going to terms of net 30 days. The required return is 0.88 percent per month Current Policy New Policy Price per unit $ 235 $ 240 Cost per unit $ 173 $ 178 Unit sales per month 1,680 1,735 Calculate the NPV of the decision to change credit policies. (Negative amount should be indicated by a minus sign. Round your answer to 2 decimal places. (e.g., 32.16)) NPV $-800490.00