A firm in long-run equilibrium under monopolistic competition will earn
A) zero economic profits because of free entry.
B) positive monopoly profits because each sells a differentiated product.
C) positive oligopoly profits because each firm sells a differentiated product.
D) negative economic profits because it has economies of scale.
E) positive economic profit if it engages in international trade.
A
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In the figure above, the shift in the aggregate demand curve from AD1 to AD3 could be the result of an increase in
A) the price level. B) foreign incomes. C) aggregate supply. D) the foreign exchange rate. E) expected future income.
Refer to Figure 13-4. In the figure above, LRAS1 and SRAS1 denote LRAS and SRAS in year 1, while LRAS2 and SRAS2 denote LRAS and SRAS in year 2. Given the economy is at point A in year 1, what is the growth rate in potential GDP in year 2?
A) 8% B) 9.1% C) 10% D) 12%