3. Consider a producer with the production function y = J(L + K). The price of L is 2 and the price of K is 4. (a) Find the cost function, average cost function and marginal cost function. (b) Does this function exhibit decreasing, increasing, or constant returns to scale? (c) If the quantity of K is fixed at K = 2 in the short run, then what is the cost function?

Microeconomic Theory
12th Edition
ISBN:9781337517942
Author:NICHOLSON
Publisher:NICHOLSON
Chapter10: Cost Functions
Section: Chapter Questions
Problem 10.3P
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3. Consider a producer with the production function y = /(L + K). The
price of L is 2 and the price of K is 4.
(a) Find the cost function, average cost function and marginal cost function.
(b)Does this function exhibit decreasing, increasing, or constant returns to
scale?
(c) If the quantity of K is fixed at K = 2 in the short run, then what is the cost
function?
Transcribed Image Text:3. Consider a producer with the production function y = /(L + K). The price of L is 2 and the price of K is 4. (a) Find the cost function, average cost function and marginal cost function. (b)Does this function exhibit decreasing, increasing, or constant returns to scale? (c) If the quantity of K is fixed at K = 2 in the short run, then what is the cost function?
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