Consider a Cobb-Douglas production function, Y=zKα(Nd)1−α, with 0< α <1. (a) Show that this production function exhibits constant returns to scale. (That is, show that when K becomes xK and Nd becomes xNd, Y becomes xY for x > 0. (b) What is MPN? Is it increasing or decreasing in Nd?

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Chapter7: Production Economics
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Consider a Cobb-Douglas production function,
Y=zKα(Nd)1−α, with 0< α <1.
(a) Show that this production function exhibits constant returns to scale. (That is, show that when K becomes xK and Nd becomes xNd, Y becomes xY for x > 0.
(b) What is MPN? Is it increasing or decreasing in Nd?
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