Air quality in most U.S. cities has ____ since World War II.
A. worsened
B. improved
C. remained unchanged
D. improved slightly before a recent deterioration
Answer: B
You might also like to view...
An export subsidy differs from a tariff in each of the following ways EXCEPT
A) a tariff generates revenue. B) a tariff is applied to imports. C) a tariff results in an efficiency loss. D) a tariff is a tax. E) a tariff discourages imports.
If the demand for money is Md = 100 +.25Y – 100r and then the increase in money demand rises by 100, the LM curve shifts to the
a. right by 400. b. right by 100. c. left by 200. d. left by 400. e. none of the above.
The opportunity cost of producing capital is
a. decreased current production of consumption goods b. increased future production of consumption goods c. the amount of roundabout production d. abundant capital accumulation e. the decreased amount of future capital available
Pineapples and kumquats are substitute goods. Exceptional weather in Guatemala resulted in a bumper crop of pineapples. Ceteris paribus,
A. the price of kumquats will fall and the price of pineapples will increase. B. the price of both pineapples and kumquats will fall. C. the price of both pineapples and kumquats will increase. D. the price of kumquats will increase and the price of pineapples will fall.