Figure 7-4
Following a rash of airplane bombs, the airlines have been forced to increase security at a cost of $30 million per year. The number of inspectors and machines does not vary with the number of passengers; the airlines must have sufficient staff available to handle the full-capacity load. Which graph in Figure 7-4 best illustrates the impact of the security expenditures?
A. 1
B. 2
C. 3
D. 4
Answer: C
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The above figure shows the market for anti-freeze. The government imposes the sales tax shown in the figure on sellers. What is the amount of the tax?
A) $1 per gallon B) $2 per gallon C) $3 per gallon D) $4 per gallon
William Julius Wilson ascribes "underclass" behavior to a distinct culture of poverty
Indicate whether the statement is true or false
A lump-sum tax per unit on imports is known as
a. a specific tariff b. an effective tariff c. a specific quota d. an effective quota e. an ad valorem quota
Suppose that Spain has a comparative advantage in hats and Portugal has a comparative advantage in doormats. Under a system of free trade, each country specializes and then trades with the other. If the price starts at four hats per doormat, and then increases to five hats per doormat, then:
a. people in Portugal will not want to buy as many hats. b. Spain no longer has a comparative advantage in hats. c. Portugal is flooding the market with too many doormats. d. some of the gains from trade shift to Portugal. e. some of the gains from trade shift to Spain.