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When does perfect competition achieve​ efficiency? Perfect competition achieves efficiency if​ _______.

A. producer surplus equals zero


B. consumer surplus is greater than producer surplus


C. price equals marginal social benefit for consumers and price equals marginal social cost for producers


D. marginal social benefit is greater than marginal social cost

User Supamiu
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Answer:

C. price equals marginal social benefit for consumers and price equals marginal social cost for producers

Step-by-step explanation:

User Michael Glass
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