Suppose the economy is in long-run equilibrium. If there is a sharp decline in the stock
market combined with a significant increase in immigration of skilled workers, then in
the short run,
a. real GDP will rise and the price level might rise, fall, or stay the same. In the
long-run, real GDP will rise and the price level might rise, fall, or stay the same.
b. the price level will fall, and real GDP might rise, fall, or stay the same. In the
long-run, real GDP and the price level will be unaffected.
c. the price level will rise, and real GDP might rise, fall, or stay the same. In the long
run, real GDP will rise and the price level will fall.
d. the price level will fall, and real GDP might rise, fall, or stay the same. In the long
run, real GDP will rise and the price level will fall.
Suppose an economy produces two goods, food and machines. This economy always
operates on its production possibilities frontier. Last year, it produced 1000 units of
food and 47 machines. This year, it is producing 1050 units of food and 52 machines.
Which of the following events could not explain the increase in output?
a. a reduction in unemployment
b. an increase in available labor
c. an improvement in technology
d. Any of these events could explain the increase in output.