3. Evaluate the two EAS projects and the lighting proposals. Prepare and interpret a project analysis that includes NPV, IRR, and profitability index calculations. As a starting point, you should assume: - that the investments must be made upfront (at t=0 ) - you can evaluate the cash flows at the end of each year (with a 10 year horizon) - that only six months of benefits occur in year 1 , because your investment at t=0 is installed in the first 6 months of year 1