The Justice Department would consider this industry to be
a. concentrated, because the top four firms together control more than 50 percent of the
market share.
b. concentrated, because there are fewer than 15 firms in the industry.
c. unconcentrated, because there are more than 10 firms in the industry.
d. moderately concentrated, because the Herfindahl index is between 1,000 and 1,800.
e. unconcentrated, because the Herfindahl index is less than 1,000.
If demand is __________, price and total revenue are __________ related; if demand is
__________, price and total revenue are directly related.
a. elastic; inversely; inelastic
b. inelastic; inversely; elastic
c. unit elastic; not; elastic
d. inelastic; inversely; unit elastic