Find the elasticity of scale and the elasticity of substitution for the CES production function: 1 ƒ(x₁, x₂) = (x³ + x³)³. Solution: We first calculate the marginal products: 1 2 1 4. - ³ ( 4 + x² ) ( x ²) - ( 4² + x²) x, ** fx₁ -2/3 x1 2 1 - ³ (x ² + x²) * (1 x 5²³) = ( x² + x²) x² fx₂= 3 -2/3 x₂
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- *Find the elasticity of scale and the elasticity of substitution for the CES production function f(x1,x2) = (x{ + x%)¯,where 0 #p<1.Find the elasticity of scale and the elasticity of substitution for the CES production function (x1; x2) = (x1rho + x2tho 1/P, where 0 * p > !!!3 1 Y = 2X} X} WHICH OF THE FOLLOWING ASSUMPTIONS APPLY TO THIS RELATIONSHIP. INCREASING RETURN TO SCALE DECREASING INCOME TO THE SCALE FIXED RETURN TO THE SCALE
- What is the elasticity of substitution of f(K, L) = KL²? (a) 1/3 (b) 1/2 (c) 2/3 (d) 1 (e) 3/2 (f) 2 Which of the following represents increasing returns to scale? (a) f(K, L) = (K² + L²)¹/2 (b) f(K, L) = (K¹/2 + [¹/2)² (c) f(K, L) = (K + L) (d) f(K, L) = (K + L)² Suppose the production function for good q is given by q = (k¹/2+1¹/2)2. Consider the following three statements about this function: I. The function exhibits constant returns to scale. II. The function exhibits diminishing marginal productivities in both inputs. III. The function has a constant rate of technical substitution. Which of these statements is true? (a) All of them (b) None of them (c) I and II, but not III (d) II and III, but not IDetermine the returns to scale for the following production functions. a) ? = K + 7L b) ? = KL3The total cost of producing 1 unit of a product is ху C(x, y) = 28 + 4x + 6y + 56 dollars where x is the cost per pound of raw materials and y is the cost per hour of labor. (a) If labor costs are held constant, find the function that describes the rate at which total cost increases for each increase of $1 per pound in material cost. (b) If material costs are held constant, find the function that describes the rate at which total cost increases for each $1 per hour increase in labor costs.
- 1. For each of the cost functions given below, do the following things: C(T) = = 10 + 2T. C(T) = T0.8 (a) Draw the graph for C(T), with T on the horizontal axis. Explicitly the values for the intercepts. (b) Derive AC and MC respectively, and draw their curves. (c) Determine whether the cost function exhibits IRTS or DRTS or CRTS.Q1 a) Given a production function depicting the response of paddy rice tofertilizer application,Y = 3X+ 9X2 - X3(i) Calculate the exact MPP and APP.(ii) At what level of fertilizer input(X) does MPP, APP and TPP reachtheir maximum values?(iii) At what level of fertilizer input will r = 0? And what is the valueof TPP at that level?(iv) If the farmer increases the amount of fertilizer in his riceproduction in his area of diminishing returns, explain whether ornot total production will increase or decrease.b) Explain the economic significance of farm records.Q2 a) What are the major objectives of agricultural marketing?b) Explain how one can evaluate the efficiency of a marketing situation.Q1 a) Given a production function depicting the response of paddy rice tofertilizer application,Y = 3X+ 9X2 - X3(i) Calculate the exact MPP and APP.(ii) At what level of fertilizer input(X) does MPP, APP and TPP reachtheir maximum values?(iii) At what level of fertilizer input will r = 0? And what is the valueof TPP at that level?(iv) If the farmer increases the amount of fertilizer in his riceproduction in his area of diminishing returns, explain whether ornot total production will increase or decrease.
- 2-1 Consider the production function Y = X+4x2 – 0.2x3 a. Derive the exact marginal physical product and average physical product equationsWhat is the elasticity of substitution for the production function f(K, L) = K¹/4 [³/4? (a) o = 1 (b) o = -1 (c) o = 1 (d) σ = 3 2100VKL, where q is 4. The production function for puffed rice is given by q = the number of boxes produced per hour, K is the number of puffing guns used each hour, and L is the number of workers hired each hour. (a) Calculate the q = 1,000 isoquant for this production function and show it on a graph. (b) If K = 10, how many workers are required to produce q =1,000? What is the average productivity of puffed-rice workers? (c) Suppose technical progress shifts the production function to q = 200 VKL. Answer parts (a) and (b) for this new situation.