Expected Interest Rate Rate of Cost o'F Funds Return {96) (96} Refer to the data. At $80 million of R&D expenditures, the Multiple Choice 0 marginal cost of R&D is less than the marginal benefit. expected rota! return from R&D is at a maximum. marginal benefit of R&D is less than the marginal cost. 0 interest-rate cost of funds is negative. Quantity o'F Total Total __ Refer to the given data. The marginal revenue product of the third worker is Multiple Choice 0 $20. $11. $55. 0 0 $15. 0 In year 1 the price level is constant and the nominal rate of interest is 10 percent. But in year 2 the inflation rate is 6 percent. If the real rate of interest is to remain at the same level in year 2 as it was in year 1, then in year 2 the nominal interest rate must Multiple Choice O rise by 16 percentage points. O rise by 6 percentage points. O fall by 6 percentage points. O rise by 12 percentage points