3. Assume that a firm which produces an output according to the following function is attempting to cost minimize in the long run. q= f(K, L) = (.5K¹/2 + .5L¹/2)1/2 a. Without solving the problem mathematically, set up the equation for scale elasticity and explain how you would use it to check whether this production function exhibits increasing, decreasing, or constant returns to scale. b. Compute this firm's cost minimizing (quantity constant) input demand functions. What are the firm's total cost and supply functions

Microeconomic Theory
12th Edition
ISBN:9781337517942
Author:NICHOLSON
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Chapter9: Production Functions
Section: Chapter Questions
Problem 9.9P
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3.
Assume that a firm which produces an output according to the following function is
attempting to cost minimize in the long run.
q=f(K, L) = (.5K¹/2 + .5L¹/2)¹/2
a. Without solving the problem mathematically, set up the equation for scale elasticity
and explain how you would use it to check whether this production function exhibits
increasing, decreasing, or constant returns to scale.
b.
Compute this firm's cost minimizing (quantity constant) input demand functions.
C.
What are the firm's total cost and supply functions.
d.
Assuming K is fixed at 36, what is the firm's short run cost function?
Assuming the firm is operating in a competitive market with a market price of P,
e.
In the profit maximizing optimization, what do the first order conditions and second
order conditions ensure?
f.
Compute this firm's profit maximizing demand functions for K and L.
g.
What three functions can be derived using the profit function? And how?
Transcribed Image Text:3. Assume that a firm which produces an output according to the following function is attempting to cost minimize in the long run. q=f(K, L) = (.5K¹/2 + .5L¹/2)¹/2 a. Without solving the problem mathematically, set up the equation for scale elasticity and explain how you would use it to check whether this production function exhibits increasing, decreasing, or constant returns to scale. b. Compute this firm's cost minimizing (quantity constant) input demand functions. C. What are the firm's total cost and supply functions. d. Assuming K is fixed at 36, what is the firm's short run cost function? Assuming the firm is operating in a competitive market with a market price of P, e. In the profit maximizing optimization, what do the first order conditions and second order conditions ensure? f. Compute this firm's profit maximizing demand functions for K and L. g. What three functions can be derived using the profit function? And how?
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