问题描述：
宏观经济学 Which of these production functions have diminishing marginal returns to labor?
a) F(K,L) = 2K + 15L
b) F(K,L) = KL
c) F(K,L) = 2 K + 15 L
没听课的孩子你伤不起啊!
选项发错了，现更正
a) F(K,L) = 2K + 15L
b) F(K,L) = KL
c) F(K,L) = 2 K + 15 L
没听课的孩子你伤不起啊!
选项发错了，现更正
问题解答：
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