If at its current production level, a perfectly competitive firm's marginal revenue and long-run marginal cost are equal to $1.50 and its long-run average cost is $1.50, which of the following statements is true?

A) The firm should expect the market price of its product to fall.
B) The firm should expect to earn positive economic profit indefinitely.
C) The firm should expect the market price of its product to increase.
D) The firm is earning zero economic profit.

D) The firm is earning zero economic profit.

Economics

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Economics