Question

When a perfectly competitive firm or a monopolistically competitive firm is making zero economic profit

a. the industry is in equilibrium; no firms will want to enter or exit.

b. those firms who dont differentiate their product sufficiently will want to leave the market.

c. those firms who wish to differentiate their product more will want to enter the market.

d. market demand shifts to the right.

e. the price of the output will rise in the long run.

Answer

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