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Unit 3: Market Structures

Study guide for CLEP CLEP Principles of Microeconomics — Unit 3: Market Structures. Practice questions, key concepts, and exam tips.

85

Practice Questions

16

Flashcards

7

Key Topics

Key Concepts to Study

perfect competition
monopoly deadweight loss
monopolistic competition
oligopoly and game theory
price discrimination (1st/2nd/3rd degree)
natural monopoly
Nash equilibrium in oligopoly

Sample Practice Questions

Try these 5 questions from this unit. Sign up for full access to all 85.

Q1EASY

What type of market structure is characterized by many firms producing a homogeneous product?

A) Monopoly
B) Monopolistic competition
C) Oligopoly
D) Perfect competition
E) Monopsony
Show Answer

Answer: D — Perfect competition is correct because perfect competition is characterized by many firms producing a homogeneous product..

Q2MEDIUM

Which of the following is a characteristic of oligopoly?

A) Many firms producing a homogeneous product
B) One firm producing a unique product
C) Few firms producing differentiated products
D) Many buyers and one seller
E) No barriers to entry
Show Answer

Answer: C — Few firms producing differentiated products is correct because oligopoly is characterized by few firms producing differentiated products..

Q3MEDIUM

An oligopoly is characterized by

A) Many firms and perfect competition
B) A single seller with no close substitutes
C) Few firms and significant barriers to entry
D) Homogeneous products and free entry
E) Perfectly elastic demand
Show Answer

Answer: C — Few firms and significant barriers to entry is correct because oligopoly involves few firms and significant barriers to entry.

Q4MEDIUM

Monopolistically competitive firms

A) Produce where MR = MC and P = ATC
B) Produce where MR = MC and P > ATC
C) Have zero economic profits in long-run equilibrium
D) Are price takers
E) Sell homogeneous products
Show Answer

Answer: B — Produce where MR = MC and P > ATC is correct because firms in monopolistic competition maximize where MR = MC and P > ATC.

Q5HARD

Which market structure is most likely to lead to a kinked demand curve?

A) Perfect competition
B) Monopolistic competition
C) Oligopoly
D) Monopoly
E) Monopsony
Show Answer

Answer: C — Oligopoly is correct because the kinked demand curve model is typically applied to oligopolies.

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Study Tips for Unit 3: Market Structures

  • Focus on understanding concepts, not memorizing facts — CLEP tests application
  • Practice with timed questions to build exam-day speed
  • Review explanations for wrong answers — they reveal common misconceptions
  • Use flashcards for key terms, practice questions for deeper understanding

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