Multiple Choice
Suppose that capital costs $8 per unit and labour costs $4 per unit.For a profit- maximizing firm operating at its optimal factor mix,if the marginal product of capital is 60,the marginal product of labour must be
A) 10.
B) 20.
C) 30.
D) 90.
E) 120.
Correct Answer:

Verified
Correct Answer:
Verified
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