Unit 3 of 5

Unit 3: Market Structures

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

82

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 82.

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: DPerfect 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: CFew firms producing differentiated products is correct because oligopoly is characterized by few firms producing differentiated products..

Q3EASY

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: CFew firms and significant barriers to entry is correct because oligopoly involves few firms and significant barriers to entry.

Q4HARD

Monopolistically competitive firms

A.

Produce where MR = MC and P = ATC

B.

Sell homogeneous products

C.

Have zero economic profits in long-run equilibrium

D.

Are price takers

E.

Produce where MR = MC and P > ATC

Show Answer

Answer: EProduce 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: COligopoly is correct because the kinked demand curve model is typically applied to oligopolies.

Ready to master Unit 3: Market Structures?

Start with your full diagnostic, projected score, study plan and analytics, one full mock, plus 5 practice questions per course — each fully explained, no credit card required. Paid plans add unlimited practice, unlimited mock exams, and Sage.

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

CLEP® is a trademark registered by the College Board, which is not affiliated with, and does not endorse, this product.