16. The principle of increasing opportunity cost leads to
(A) a production possibilities frontier (PPF) that is bowed inward from the origin.
(B) a production possibilities frontier (PPF) that is bowed outward from the origin.
(C) an inward shift of the production possibilities frontier (PPF).
(D) an outward shift of the production possibilities frontier (PPF).
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統計: 尚無統計資料
統計: 尚無統計資料