What was your real return on investment if you bought something for $200 and sold for $240 and if CPI (consumer price index) rose from 124 to 134 during the same period.A Japanese company did an analysis for a project. The NPV turned out to be negative and the IRR turned out to be below the cost of capital. Yet the company decided to take the project. Assuming there were no business strategy component involved in the decision-making what could have been the justification for such an action.