第 1 题
1 分In the context of oligopoly, what is the primary reason why firms often engage in non-price competition?
Cambridge International A Level · Economics (9708)
Different market structures：练习题
5 道选择题即时批改，另有 5 道文字题附完整解题步骤，全部围绕「Different market structures」。
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第 2 题
1 分In the context of market structures, how is the concentration ratio calculated?
第 3 题
1 分In a contestable market, even a firm with a high market share may behave like a firm in a competitive market. What is the primary reason for this behavior?
第 4 题
1 分In a monopolistically competitive market, which statement describes the long-run equilibrium for a firm?
第 5 题
1 分In an oligopoly, firms often prefer non-price competition. Which of the following is a primary reason for this behavior according to the kinked demand curve model?
第 6 题
3 分State the condition for allocative efficiency and explain why a profit-maximising monopoly usually fails to achieve this.
先自己写一遍答案，再对照解题步骤。
第 7 题
4 分Explain why a firm in perfect competition is described as a price taker, using the concept of price elasticity of demand for its individual output.
先自己写一遍答案，再对照解题步骤。
第 8 题
5 分In the context of the Prisoner’s Dilemma, explain why two firms in an oligopoly might end up in a non-cooperative equilibrium despite the potential for higher profits through collusion.
先自己写一遍答案，再对照解题步骤。
第 9 题
2 分Define the term concentration ratio and explain why a high concentration ratio is a characteristic of an oligopolistic market structure.
先自己写一遍答案，再对照解题步骤。
第 10 题
4 分(a) Distinguish between price competition and non-price competition.
(b) Explain why non-price competition is a more common feature of oligopoly than of perfect competition.
先自己写一遍答案，再对照解题步骤。
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