Characteristics of the four types of markets.
In the subsiquent list a number of well-known firms also and the products that they sell. Which of the four types of markets (perfect competition, monopoly, monopolistic competition, and oligopoly) best characterizes the markets in which they compete? Explain why.
a. MacDonald's-hamburgers
b. Exxon-Mobil-gasoline
c. Dell-personal computers
d. Heinz-ketchup
e. Starbucks-gourmet coffee