In the Mathematical Formulation of the Short-Run Production Function

Multiple Choice

In the mathematical formulation of the short-run production function:

A) the quantity of output is usually assumed to be fixed.
B) the quantity of capital employed is usually assumed to be fixed.
C) the quantity of both labor and capital employed are usually assumed to be fixed.
D) the quantity of both labor and capital must be allowed to vary so that output can vary in the short run.