A production function is: Q = 10K 0.4 0.6 = aq Does the marginal AL Does the a) Use calculus to express the functional form of the marginal product of labor: MP = product of labor increase, decrease or remain constant as labor increases and capital stays constant? b) Use calculus to express the functional form of the marginal product of capital: MPK marginal product of capital increase, decrease or remain constant as capital increases and labor stays constant? c) What is the ratio of MPL in terms of L and K? MPK