Question

Which of the following statements is true of the efficiency frontier?

A. To maximize its profitability, a firm should avoid a position that lies on the efficiency frontier.

B. Not all positions on the efficiency frontier are viable.

C. The efficiency frontier is a function of the cost and revenue of a product.

D. Positions inside the frontier are more efficient than the positions that are located on the frontier.

E. It is always concave in shape because of diminishing returns.

Answer

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