Which of the following is true in long-run equilibrium for a firm in a monopolistic competitive industry?

A) The demand curve is tangent to marginal cost curve.
B) The demand curve is tangent to average cost curve.
C) The marginal cost curve is tangent to average cost curve.
D) The demand curve is tangent to marginal revenue curve.


B

Economics

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Answer the following statement true (T) or false (F)

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