Assuming that w and r are both positive,if the long-run expansion path is horizontal,then A) MP_K = 0. B) MRTS is a function of capital only. C) w = r. D) All of the above.

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The Answer of Assuming that w and r are both positive,if the long-run expansion path is horizontal,then A) MP_K = 0. B) MRTS is a function of capital only. C) w = r. D) All of the above.

Assuming That W and R Are Both Positive,if the Long-Run