Governments require immunizations of school children and offer immunization shots for free to low income people. An external benefit associated with immunization is:
A. the immunized staying well.
B. one person being immunized does not prevent another from being immunized.
C. a lower chance of epidemics.
D. All of these
Answer: C
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The above figure shows the U.S. market for flip-flops. With international trade, the United States imports ________ flip-flops
A) 400,000 B) 0 because the United States exports flip-flops C) 700,000 D) 300,000 E) 500,000
In the two-country model of the Monetary Approach, the spot exchange rate is determined by
A) the relative quantities of money supplied and demanded. B) the real money stock in country A vs. country B. C) the nominal incomes in the two countries. D) the ratio of prices in the economies.
Economists who argue in favor of rapid deficit reduction claim that deficit reduction will
a. reduce crowding in, reduce interest rates, and increase AS. b. stimulate AD and productivity. c. trigger crowding in, increase investment, and increase AS. d. reduce crowding out, increase investment, and increase AS.
The following scatterplot displays the 1990 per capita income versus number of deaths due to traffic accidents per 100,000 people for each of the 50 states plus the District of Columbia.Which of the following is a plausible value for the correlation coefficient between weight and MPG?
A) +0.2 B) –0.5 C) +0.7 D) –1.0