The above figure shows the market for anti-freeze. The government imposes the sales tax shown in the figure on sellers. What is the deadweight loss from this tax?

The legislative immigration restrictions following World War I (1914–18) contributed to which of the following in the 1920s?

(a) An acceleration in the growth in the U.S. population (b) A decline in the rate of household formation in the U.S. (c) Rapid rise in U.S. prices (d) High unemployment in the U.S.

The change in total output when one additional unit of labor is hired is known as the

a. capacity utilization rate b. average product of labor c. marginal product of labor d. total product of labor e. marginal output of labor