题目详情
单选题 The marginal principle states that "we should increase the level of an activity as long as
A. its marginal benefit exceeds it marginal cost."
B. its marginal cost exceeds its marginal benefit."
C. its total benefit exceeds its total cost."
D. its total cost exceeds its total benefit."

学科:微观经济学
时间:2023-12-18 16:53:13
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