Which of the following types of goods is subject to the free-rider problem?
A) a private good
B) a public good
C) a product that creates a positive externality
D) a product that creates a negative externality
Question 2
If the price of gasoline rises sharply and the demand for sports utility vehicles falls, then the two goods are
A) complements.
B) normal goods.
C) substitutes.
D) inferior goods.