In the Cobb-Douglas Production Function $\mathrm { Q } = \alpha \mathrm { L } ^ { \rho 1 } \mathrm {~K} ^ { \rho 2 }$

Multiple Choice

In the Cobb-Douglas production function ( $\mathrm { Q } = \alpha \mathrm { L } ^ { \rho 1 } \mathrm {~K} ^ { \rho 2 }$ ) :

A) the marginal product of labor (L) is equal to ?1
B) the average product of labor (L) is equal to ?2
C) if the amount of labor input (L) is increased by 1 percent,the output will increase by ?1 percent
D) a and b
E) a and c