Consider an investment that costs $100,000 and has a cash inflow of $25,000 every year for 5 years. The required return is 990, and required payback is 4 years. What is the payback period? What is the discounted payback period? What is the NPV? - What is the IRR? Should we accept the project? What decision rule should be the primary decision method? When is the IRR rule unreliable