An example of a Pigovian tax would be a tax on:

Japan and China produce guns and rice. The country with the lowest opportunity cost of guns (in terms of rice) will

a. import guns. b. have a comparative advantage in guns. c. have an absolute advantage in guns. d. have a comparative advantage in rice.

The fact that high-income earners tend to earn a higher percentage of their incomes from rent and dividends, in contrast to low-income earners, make the payroll taxes

A. proportional. B. a flat tax. C. more progressive. D. more regressive.