What is the difference in the quantity of coffee demanded in Quahog when the price changes from $4 per pound to $3 per pound?
a. The quantity decreases by 1,990 pounds per year.
b. The quantity increases by 1,990 pounds per year.
c. The quantity decreases by 2,000 pounds per year.
d. The quantity increases by 2,000 pounds per year.
b. The quantity increases by 1,990 pounds per year.
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Refer to the figure below. 
The dominant strategy for Row Resorts is to ________, and the dominant strategy for Column Cruises is to ________.
A. offer reduced rates; offer reduced rates B. offer reduced rates; keep rates high C. keep rates high; offer reduced rates D. keep rates high; keep rates high
A decrease in wealth would cause the IS curve to
A) shift up and to the right. B) shift down and to the left. C) remain unchanged. D) shift up and to the right only if people face borrowing constraints.
The "rule of 70" is a simple rule
a. (70 divided by the growth rate) that approximates the number of years it will take for income to double at various growth rates. b. (70 multiplied by the growth rate) that approximates the number of years it will take for income to double at various growth rates. c. (70 divided by the percentage of population over age 70) that can be used to approximate a nation's growth of real GDP. d. (70 multiplied by the percentage of population over age 70) that can be used to approximate a nation's growth of real GDP.
When the real exchange rate for the dollar depreciates, U.S. goods become
a. less expensive relative to foreign goods, which makes exports rise and imports fall. b. less expensive relative to foreign goods, which makes exports fall and imports rise. c. more expensive relative to foreign goods, which makes exports rise and imports fall. d. more expensive relative to foreign goods, which makes exports fall and imports rise.