The Industry Demand for an Input Is Called Derived Demand

Multiple Choice

The industry demand for an input is called derived demand because:

A) the demand for the input is derived from the demand for the final product.
B) the industry's input demand curve is the same as the firm's input demand curve.
C) the demand for the input is derived from the supply of other inputs.
D) the industry's input demand curve coincides with the marginal product curve of the input.