output that is a large fraction of total industry sales.
C) the typical firm’s long-run average total cost curve reaches a minimum at a level of
output that is a small fraction of total industry sales.
D) the industry’s four-firm concentration ratio is less than 40 percent.
Why does the short-run aggregate supply curve shift to the right in the long run,
following a decrease in aggregate demand?
A) Workers and firms adjust their expectations of wages and prices downward and they
accept lower wages and prices.
B) Workers and firms adjust their expectations of wages and prices downward and they
push for higher wages and prices.
C) Workers and firms adjust their expectations of wages and prices upward and they
push for higher wages and prices.
D) Workers and firms adjust their expectations of wages and prices upward and they
accept lower wages and prices.
Comparative advantage means
A) the ability to produce more of a product with the same amount of resources than any
other producer.
B) the ability to produce a good or service at a lower opportunity cost than any other
producer.