The two types of imperfectly competitive markets are
A. monopoly and monopolistic competition.
B. monopoly and oligopoly.
C. monopolistic competition and oligopoly.
D. monopolistic competition and cartels.
查看答案
The breakfast cereal industry, with its concentration ratio of 80%, would best be described as
A. a perfectly competitive market.
B. a monopolistically competitive market.
C. an oligopoly.
D. a monopoly.
When an industry has many firms, the industry is
A. an oligopoly if the firms sell differentiated products, but it is monopolistically competitive if the firms sell identical products.
B. an oligopoly if the firms sell differentiated products, but it is perfectly competitive if the firms sell identical products.
C. monopolistically competitive if the firms sell differentiated products, but it is perfectly competitive if the firms sell identical products.
D. perfectly competitive if the firms sell differentiated products, but it is monopolistically competitive if the firms sell identical products.
In both perfect competition and monopolistic competition, each firm
A. sells identical products.
B. faces a downward-sloping demand curve its product.
C. has no monopoly power.
D. can enter or exit the market freely.
A similarity between monopoly and monopolistic competition is that in both market structures
A. there are a large number of sellers.
B. strategic interactions among sellers are important.
C. each firm faces a downward-sloping demand curve.
D. there are only a few buyers but many sellers.
微信支付 
支付宝支付