An economy can produce either of these two combinations of goods X and Y: 1,000X
and 0Y or 400Y and 0X. Furthermore, the opportunity cost between the two goods is
always constant. Which of the following combinations of the two goods, X and Y, is it
possible for the economy to produce?
a. 700 units of X and 280 units of Y
b. 600 units of X and 250 units of Y
c. 400 units of X and 150 units of Y
d. 100 units of X and 600 units of Y
e. 300 units of X and 280 units of Y
A rise in foreign real national income tends to raise U.S. __________, shifting the U.S.
AD curve to the __________.
a. exports; left
b. exports; right
c. imports; left
d. imports; right