Array Solutions requires a 14.0% return on their projects. Analysis shows that even though they have been earning the desired 14.0%, their real return appears to be only 10.0% when they look at what...

Array Solutions requires a 14.0% return on their projects. Analysis shows that even though they have been earning the desired 14.0%, their real return appears to be only 10.0% when they look at what they can buy with their returns. a. Explain why there is this discrepancy. b. Determine the inflation rate.