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Ch. 12 - MonopolyWorksheetSee all chapters
All Chapters
Ch. 1 - Introduction to Microeconomics
Ch. 2 - Introductory Economic Models
Ch. 3 - Supply and Demand
Ch. 4 - Elasticity
Ch. 5 - Consumer and Producer Surplus; Price Ceilings and Floors
Ch. 6 - Introduction to Taxes and Subsidies
Ch. 7 - Externalities
Ch. 8 - The Types of Goods
Ch. 9 - International Trade
Ch. 10 - The Costs of Production
Ch. 11 - Perfect Competition
Ch. 12 - Monopoly
Ch. 13 - Monopolistic Competition
Ch. 14 - Oligopoly
Ch. 15 - Markets for the Factors of Production
Ch. 16 - Income Inequality and Poverty
Ch. 17 - Asymmetric Information, Voting, and Public Choice
Ch. 18 - Consumer Choice and Behavioral Economics
Sections
Characteristics of Monopoly
Monopoly Revenue
Monopoly Profit on the Graph
Monopoly Efficiency and Deadweight Loss
Price Discrimination
Antitrust Laws and Government Regulation of Monopolies
Mergers and the Herfindahl-Hirschman Index (HHI)
Four Firm Concentration Ratio
Four Market Model Summary: Monopoly
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Next SectionFour Market Model Summary: Monopoly

Concept #1: Four Firm Concentration Ratio

Practice: A summary of the market for trumpet solos is shown below. What is the four-firm concentration ratio?

Previous SectionMergers and the Herfindahl-Hirschman Index (HHI)
Next SectionFour Market Model Summary: Monopoly