1) Tell how they combine to insure that in the long run a firm in a perfectly compitive industry make zero profit and is a price taker.
2) suppose each frim in perfectly competitive broccli industry has a long run total cost curve given (1/150)Q^3-0.49Q^2 + 89)
a) without knowly the demand function can we say how much broccoli each firm produces in long run equilibrium? if so under which assumption. if not explain why?
b) if demand is given by Q= -400p + 16002, what is the long run equilibrium price, quantity in market? how many firm will there be?