The marginal product of a variable input is calculated by dividing total product by the change in the variable input

The layoff of workers in virtually all industries during the 1982 recession is an example of the classification of workers as

A) voluntarily unemployed. B) structurally unemployed. C) cyclically unemployed. D) frictionally unemployed.

Data on per capita energy use in the United States since 1950 show that it has:

A. Continually increased B. Continually decreased C. Increased and then leveled off D. Decreased and then leveled off