A firm produces a product in a perfectly competitive industry and has a short-run total cost function of SRTC= 50+ 4q+2q. In the short-run, the market equilibrium price is $20 and the firm's profit maximizing quantity is_ Assuming there is no change in cost structure, in the long-run the equilibrium price changes to   a. 4; $24   b. 4:$15   c. 5; $24   d. 5:$15

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9. A firm produces a product in a perfectly competitive industry and has a short-run total cost function of SRTC= 50+ 4q+2q. In the short-run, the market equilibrium price is $20 and the firm's profit maximizing quantity is_ Assuming there is no change in cost structure, in the long-run the equilibrium price changes to

 

a. 4; $24

 

b. 4:$15

 

c. 5; $24

 

d. 5:$15

 

10. The market for sugar consists of 3,500 identical firms, each with the following short-run total cost function: SRTC-1,500+ 35q. The market demand curve for sugar is Q=11,200- 30P. What is each firm's short-run profit?

 

a. So

b. $280

c. -$1,080

d. -$1,360

e. -$1,500

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