Consider an escalation rate of 13% for all costs, 11% for all incomes, and an inflation rate of 4% for the following cash flow. At the end of project life, abandonment cost will be 32,000 and equipment could be sold for 12,000. Year 0 1 2 4 5 6 7 9 Cost -30,000 0 -30,000 0 Income 9,000 9,000 9,000 9,000 9,000 9,000 9,000 9,000 9,000 0 0 0 0 0 a) Calculate the IRR in escalated dollars and in constant dollars for this project. b) Calculate the NPV in escalated dollars and in constant dollars for this project with an escalated- dollar minimum rate of return of 15%