A firm faces the following production function, Y = AKa L¹-a (1) Here Y is output, K is capital, L is fixed labour, and A is a measure of technology. The firm uses an optimal amount of capital determined by the condition,
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- Suppose the production function for widgets is given by KL – 0.5K2 – 0.1 L2 , where q represents the annual quantity of widgets produced, K represents annual capital input, and L represents annual labor input. (a). Suppose K=5; what is the average productivity of labor (Average product of Labor, MPL) (b). Suppose K=10; at what level of labor input does the total output reach the maximum?(1) Suppose the production function for widgets is given by q = kl – 0.8k? –0.272 where q is the annual quantity of widgets produced, k is the annual capital input and 1 is the annual labor input. (a) Suppose k-10; Find the average productivity of labor. At what level of labor input does the average productivity reach a maximum? (b) Suppose k-10; Find the marginal productivity of labor. At what level of labor input does the marginal productivity reach a maximum? Is the average product equal to the marginal product at the point where average product reaches its maximum? Please showL it.*0.65 0.35 where x is the amount of labor and y is the amount of capital. The productivity of a country is given by f(x,y) = 100x (a) Compute the marginal productivities of labor and capital when x = 300 and y = 500. (b) Use part (a) to determine the approximate effect on productivity of increasing capital from 500 to 502 units, while keeping labor fixed at 300 units. (c) What would be the approximate effect of decreasing labor from 300 to 298.5 units while keeping capital fixed at 500 units? (a) The marginal productivity of labor is (Do not round until the final answer. Then round to two decimal places as needed.) The marginal productivity of capital is (Do not round until the final answer. Then round to two decimal places as needed.) (b) When capital is increased from 500 to 502 units, the approximate change in productivity is (Do not round until the final answer. Then round to two decimal places as needed.) (c) When labor is decreased from 300 to 298.5 units, the approximate change…
- Suppose the production function for good q is given by q = (k+1)¹/2 where k and I are capital and labor inputs: (a) The function exhibits diminishing marginal productivities in both inputs. (b) The function exhibits diminishing marginal productivities in capital but not in labor. (c) The function exhibits diminishing marginal productivities in labor but not in capital. (d) The function exhibits increasing marginal productivities in both inputs.Returns to scale in production: Do the following production functions exhibitincreasing, constant, or decreasing returns to scale in K and L? (Assume Ais some fxed positive number.)(a) Y = K1/2L1/2(b) Y = K2/3L2/3(c) Y = K1/3L1/2(d) Y = K + L(e) Y = K + K1/3L1/3 (f ) Y = K 1/3L2/3 + A (g) Y = K 1/3L2/3 − ASuppose that a furniture manufacturer produces tables. The manufacturer's production function is Q(KL)- 2K0.8 0.2 where Kis the number of wood saws and L is the number of labor hours used to produce tables. The prevailing wage rate is $10 per hour and the rental rate associated with wood saws is $50. The manufacturer has a goal to produce 1,000 units. What Lagrangian equation can be used to solve the manufacturer's cost minimization problem? Oa. C = 2K12 s.t. 1,000 = 50K + 10L b. = Oc L = Od. L = 10K + 50L s. t. 1,000 = 2K08102 50K + 10L s.t. 1,000= 2KL02 2K10 s. t. 1,000= 10K + 50L
- Let C(T) be a function that models the dependence of the cost (C) in thousands of dollars on the amount of ore to extract from a copper mine measured in tons (T): 1) If you computed the average rate of change of cost with respect to tons for production levels between T = 20000 and T = 40000, give the units of your answer (no calculations - describe the units of the rate of change). 2) If you had a function for C(T) and were able to calculate the answer to part 1, explain why you would not expect your answer to be negative (explanation should be in terms of cost, tons of ore to extract, and rates of change).Assume the following production function for maize: Q=3K^1.2 L^0.5, where Q is the number of bags of maize produced, K is the units of capital used and L the units of the labour employed. (a) Derive the MRTS of K and L. (b) Estimate the factor intensity of the production function and interpret results. (c) Is the above production function characterized by decreasing returns of scale? ExplainSuppose the production function for a product is z = 65x2/5y3/5 where x is the capital expenditures and y is the number of work-hours. (a) Find the marginal productivity of x. (b) Find the marginal productivity of y.
- (c) Consider the aggregate production function Y = K = 100,000, A = 8, and N = 128. K0.2 (AN)0.8 Compute output whenThe output (Q) of a production process is a function of two inputs (L and K) and K is given by the following relationship: Q = 0.50LK− 0.10L2− 0.05K2 The per-unit prices of inputs L and K are $20 and $25, respectively. The firm is interested in maximizing output subject to a cost constraint of $500. Use the lagrangian optimization techniques to find the following: How many units of L and K should be used by the firm? What is the total output of this combination? What is the marginal rate of substitution between L and K?For a production function q= f(K, L) = K^1/3 L^1/3 and factor prices w=8 and r=1, answer the following questions: (a) Explain what returns to scale mean and its implication for the cost function. What returns to scale does this production function exhibit? (b) optimal mix and equation of the expansion path. What does it show? (c) Minimized cost function for the technology. (d) Why are the short-run cost curves different from the long-run cost curves? Your answer must include the terms expansion path and optimal input mix.