Which of the following are devices that the government uses to achieve a more efficient allocation of resources in the presence of external benefits?
A) taxes, private subsidies, and regulation
B) public provision, taxes, and private subsidies
C) regulations, public provision, and vouchers
D) vouchers, public provision, and private subsidies
E) public provision, taxes, and vouchers
D
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In the foreign exchange market, an increase in the U.S. interest rate leads to ________ in the exchange rate because the supply of dollars ________
A) a fall; decreases B) a rise; increases C) a rise; decreases D) no change; does not change E) a fall; increases
Moe's Sweaters is a firm in perfect competition. Moe's customers don't know who the firm's workers are
If Moe is the only employer in the market who discriminates against women by paying them less than he pays to equally qualified men, his firm will A) lower its labor cost and receive a greater economic economic profit than its competitors. B) receive a positive economic profit while its competitors will only receive a normal profit. C) not maximize its economic profit and will not survive. D) be able to lower its price and undercut the competitors.
Equilibrium quantity must decrease when demand
a. increases and supply does not change, when demand does not change and supply decreases, and when both demand and supply decrease. b. increases and supply does not change, when demand does not change and supply increases, and when both demand and supply decrease. c. decreases and supply does not change, when demand does not change and supply increases, and when both demand and supply decrease. d. decreases and supply does not change, when demand does not change and supply decreases, and when both demand and supply decrease.
In a closed economy, national saving equals
a. investment. b. income minus the sum of consumption and government purchases. c. private saving plus public saving. d. All of the above are correct.