Total utility is maximized in the consumption of two goods by
A) equating the marginal utility for each good consumed.
B) equating the marginal utility per dollar for each good consumed.
C) equating the total utility of each good divided by its price.
D) maximizing expenditure on each good.
If Dawson prefers pizza to hamburgers and hamburgers to hot dogs, then if preferences
are transitive
A) at times she could be indifferent among the three items.
B) she must prefer pizza to hot dogs.
C) she could prefer hamburgers to pizza on some occasions but not hot dogs to pizza.
D) she could prefer hot dogs to pizza on some occasions but not hamburgers to hot
dogs.
Network externalities
A) can only exist when there are economies of scale.
B) prevent the dominance of a market by one firm.
C) exist when the usefulness of a product increases with the number of consumers who
use it.