There are currently 200 perfectly competitive firms producing output q.   The cost function of each firm is C(q)=196+4q2 .   The demand in this market is QD = 3,920-10P.   Compute the equilibrium price and market quantity. Compute the profit of each firm. Compute the producer surplus in this market.   Please show all work. (Mainly confused about how to find profit)   Answers: p=112, Q=2,800, profit=588, PS=156,800

Economics:
10th Edition
ISBN:9781285859460
Author:BOYES, William
Publisher:BOYES, William
Chapter25: Monopoly
Section: Chapter Questions
Problem 9E
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There are currently 200 perfectly competitive firms producing output q.

 

The cost function of each firm is C(q)=196+4q2 .

 

The demand in this market is QD = 3,920-10P.

 

Compute the equilibrium price and market quantity. Compute the profit of each firm. Compute the producer surplus in this market.

 

Please show all work. (Mainly confused about how to find profit)

 

Answers: p=112, Q=2,800, profit=588, PS=156,800

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