Microeconomics 20th Edition by Campbell McConnell, Stanley Brue,Sean Flynn

تمرين 2

Suppose that the pen-making industry is perfectly competitive. Also suppose that each current firm and any potential firms that might enter the industry all have identical cost curves, with minimum ATC = $1.25 per pen. If the market equilibrium price of pens is currently $1.50, what would you expect it to be in the long run
A) $0.25.
B) $1.00.
C) $1.25.
D) $1.50.