Suppose that each firm in a competitive industry has the following as the Total cost: TC=50+ ½q2 Where q is an individual firm’s quantity produced.   The market demand curve for this product is Demand:                         Q = 120 – P Where P is the price and Q is the total quantity of the good. Currently, there are 9 firms in the market   What is each firm’s fixed cost? What is its variable cost? At what quantity efficiency of scale would be achieved? Give the equation for each firm’s supply curve Give the equation for the market supply curve for the short run What is the equilibrium price and quantit

Essentials of Economics (MindTap Course List)
8th Edition
ISBN:9781337091992
Author:N. Gregory Mankiw
Publisher:N. Gregory Mankiw
Chapter13: Firms In Competitive Markets
Section: Chapter Questions
Problem 11PA: Suppose that each firm in a competitive industry has the following costs: Total cost: TC = 50 + q2...
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  1. Suppose that each firm in a competitive industry has the following as the Total cost: TC=50+ ½q2

Where q is an individual firm’s quantity produced.

 

The market demand curve for this product is

Demand:                         Q = 120 – P

Where P is the price and Q is the total quantity of the good. Currently, there are 9 firms in the market

 

  1. What is each firm’s fixed cost? What is its variable cost?
  2. At what quantity efficiency of scale would be achieved?
  3. Give the equation for each firm’s supply curve
  4. Give the equation for the market supply curve for the short run
  5. What is the equilibrium price and quantity for this market in the short run?
  6. In this equilibrium, how much does each firm produce? Is there incentive for firms to enter or exit?
  7. In the long run with free entry and exit, what is the equilibrium price and quantity in this market?
  8. In the long-run equilibrium, how many firms are in the market?
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