If the cost function of Example 4 is changed to C = 20 + 15Q + Q (a) Find the new marginal-cost function. (b) Find the new equilibrium quantities. (Use fractions.) (c) Find the new equilibrium prices. (d) Verity that the second-order sufficient condition is met.

Managerial Economics: Applications, Strategies and Tactics (MindTap Course List)
14th Edition
ISBN:9781305506381
Author:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
Publisher:James R. McGuigan, R. Charles Moyer, Frederick H.deB. Harris
Chapter2: Fundamental Economic Concepts
Section: Chapter Questions
Problem 2E
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only part d please.

If the cost function of Example 4 is changed to C = 20 + 15Q + Q
(a) Find the new marginal-cost function.
(b) Find the new equilibrium quantities. (Use fractions.)
(c) Find the new equilibrium prices.
(d) Verity that the second-order sufficient condition is met.
Transcribed Image Text:If the cost function of Example 4 is changed to C = 20 + 15Q + Q (a) Find the new marginal-cost function. (b) Find the new equilibrium quantities. (Use fractions.) (c) Find the new equilibrium prices. (d) Verity that the second-order sufficient condition is met.
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