Oakmont Company has an opportunity to manufacture and sell a new product for a four-year period. The company's discount rate is 15\%. After careful study, Oakmont estimated the following costs and revenues for the new product: When the project concludes in four years the working capital will be released for investment elsewhere within the company. Click here to view and to determine the appropriate discount factor(s) using tables. Required: Calculate the net present value of this investment opportunity. (Round your final answer to the nearest whole dollar amount.) EXHIBIT 14B-1 PresentValueof$1;(1+r)n1 EXHIBIT 14B-2 Present Value of an Annuity of $1 in Arrears; r1[1(1+r)n1]