For Questions #27, 28, 29, and 30 assume the economy has a constant returns to scale production function when the capital stock suddenly increases by 10%. 27) What happens to the marginal product of capital? a) increase b) decrease c) stay the same (1) cannot be determined 28) What happens to the real rental rate? a) increase b) decrease 0) stay the same (1) cannot be determined 29) What happens to the total payments to capital? a) increase b) decrease 0) stay the same (1) cannot be determined 30) What happens to capital's share of income? a) increase b) decrease 0) stay the same (1) cannot be determined