
2. (15) Derive the capital/labor ratio which maximizes the profit of a firm whose pro- duction...
4. A firm produces computers with two factors of production: labor L and capital K. It's pro- duction function is . Suppose the factor prices are wl = 10 and wK = 100. (a) Graph the isoquants for y equal to 1.2, and 3. Does this technology show increasing, constant, or decreasing returns to scale? Why? (b) Derive the conditional factor demands. (c) Derive the long-run cost function C(y). (d) If the firm wants to produce one computer, how many...
1. Consider the profit maximization problem for the firm. Say the pro- duction function f(k, n) is strictly concave jointly in all arguments and once continuously differentiable (C), where k (resp, n) denotes the input of capital (resp, labor) (a) Assume a maximum exists for the firms profit maximization problem. What are the first order conditions (FOCs) to characterize all optimal solutions for factor demands for capital and labor in the general problem? (b) Say f(k, n) = (ak" +...
Consider a profit maximizing firm that uses a Cobb-Douglas production function Y = AKαL 1−α and hires labor L at wage rate w and capital K at rental rate r. (1) Set up the profit-maximization problem of the firm and derive the first-order condition for the profit-maximizing choice of capital. (2) Show that the marginal product of capital is a decreasing function of capital. (3) Solve for the optimal choice of capital and show that the optimal choice of capital...
4. A firm produces computers with two factors of production: labor L and capital K. It's pro- duction function is y 10 . Suppose the factor prices are wL = 10 and wk = 100. (a) Graph the isoquants for y equal to 1,2, and 3. Does this technology show increasing, constant, or decreasing returns to scale? Why? (b) Derive the conditional factor demands. (c) Derive the long-run cost function C(y). (d) If the firm wants to produce one computer,...
. Suppose the production function of a firm is given by q = L1/4K2/4. The prices of labor and capital are given by and w = $9 and r = $18, respectively. Derive the long run cost function. Show your work. What happens to the firm’s average cost as it increases production and why? Derive the firm’s long run supply function. What will be the quantity of output that maximizes the firm’s profit when the price of output is $1?...
Suppose the production function of a firm is given by q = L1/4K1/4. The prices of labor and capital are given by w = $10 and r = $20, respectively. a) Write down the firm's cost minimization problem. b) What returns to scale does the production function exhibit? Explain c) What is the Marginal Rate of Technical Substitution (MRTS) between capital and labor? d) What is the optimal capital to labor ratio? Show your work. e) Derive the long run...
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2. For the following Cobb-Douglas production function, q=f(L,K) = _0.45 0.7 a. Derive expressions for marginal product of labor and marginal product of capital, MP, and MPK. b. Derive the expression for marginal rate of technical substitution, MRTS. C. Does this production function display constant, increasing, or decreasing returns to scale? Why? d. By how much would output increase if the firm increased each input by 50%?
Question 2. In this problem, we will consider how the rental price of capital Rt and the wage rate we are determined under the assumptions of the Solow growth model. Suppose there exists a representative firm in this economy with Cobb-Douglas production function given by Y = K L-, and that the price of its output P has been normalized to 1. a) Write out the firm's profit function. (Hint: think about what total revenues and total costs are if...
Beer Red Bull Endowment Capital 3 5 3000 Labor 6 1 3000 7) We are studying two products with the labor and capital input requirements summarized in the table above for Germany. a) Find the labor and capital constraints in these countries. b) Graph a linear PPF for these factor requirements. c) Graph a PPF representing a more realistic Cobb-Douglas type production function. d) Which product is capital intensive and which is labor-intensive. e) Graph the factor/good price relationship next...
1. Consider a firm which produces according to the following production function by using labor and capital: f(1,k) = klid (e) Suppose the wage rate of labor is 2 TL, the rental rate of capital is 2 TL and fixed capital input, k, is 2 units. What amount of output minimizes short-run average cost? What is the minimum possible short-run average cost? (f) Find short-run firm supply as a function of input prices, w and v, and output price, p....