Q4.18. You can invest in a project with diminishing returns. Specifically, the formula relating next year's payoff to your investment today is C = -Co, where Co and C are measured in million dollars. For example, if you invest $100,000 in the project today, it will return $0.1 $0.316 million next year. The prevailing interest rate is 5% per annum. Use a spreadsheet to answer the following two questions: 1. What is the IRR-maximizing investment choice? What is the NPV at this choice? 2. What is the NPV-maximizing investment choice? What is the IRR at this choice?