Comparing payback. Period and discounted payback period. Nielsen, Inc. is switching from the payback period to the discounted payback period for small-dollar projects. The cutoff period will remain at three years. Given the following four projects' cash flows and using a 10% discount rate, determine which projects it would have accepted under the payback period and which it will now reject under the discounted pay-back period. Net present value. Quark Industries has four potential projects, all with and initial cost of $2,000,000. The capital budget for the year will allow Quark to accept only one of the four projects. Given the discount rate and the future cash flow of each project, determine which project Quark should accept