Unit 4:  Imperfect Competition
Steven M. Reff
Economics Lecturer
University of Arizona
(2007 - 2016)
The 2015 University of Arizona
Five-Star Faculty Award
Principles and
Models
Production Choices and
Behavior
4.1   Introduction to Imperfectly Competitive Markets
Graphing and
Visuals
Production Choices and
Behavior
4.2   Monopoly
Class Starter 3-by-3 eVideos (3 min. and 3 multiple choice questions)

Types of Market Structure, Part I  (3:13)
Types of Market Structure, Part II  (3:15)
Class Starter 3-by-3 eVideos (3 min. and 3 multiple choice questions)

Monopoly Characteristics  (3:01)
Monopoly (MR and P), Part I  (3:22)
Monopoly (MR and P), Part II  (3:22)
Monopoly (D and TR)  (3:28)
Monopoly (MC), Part I  (2:31)
Monopoly (MC), Part II  (3:00)
Monopoly (ATC)  (3:15)
Monopoly (Profit, Break Even, Loss)  (3:55)
Monopoly (NOT Allocatively Efficient)  (3:14)
Monopoly (NOT Productively Efficient)  (2:33)
Interactive Lessons, Movable Graphs, or Drawable Graphs:

MR for a Perfectly Competitive Firm and a Monopoly (Three Graphs)
Interactive Monopoly Graph (D = P, MR, MC, ATC, Profit/Loss)
Interactive Monopoly Graphs (Economic Profit, Economic Profit = 0, Economic Loss)
Interactive Monopoly Graphs (Allocative and Productive Efficiency) (Three Graphs)
Interactive 1st Degree, 2nd Degree, 3rd Degree Monopolies (Three Graphs + a Test)
Interactive Natural Monopoly (One Graph and One Interactive TR and TC)
8 - 10 Class Periods
22 - 25% of exam
Resource Alignment with the Microeconomics Classroom
NOTE:  This website is not a College Board   sponsored website.  Everything on this
website can be used by teachers or students to get a better understanding of their
college-level Microeconomics and Macroeconomics courses.
Reffonomics eTextbook:  http://reffonomics.com/TypesofMarketStructures3.html
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Reffonomics eTextbook:  Monopoly, Part I
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4.5   Oligopoly and Game Theory
4.4   Monopolistic Competition
Interactive Lessons, Movable Graphs, or Drawable Graphs:

Monopolistic Competition Characteristics and Examples
Monopolistic Competition Firm Demand and Marginal Revenue Graph
Monopolistic Competition Advertising (three graphs)
Monopolistic Competition Allocative and Productive Efficiency
Monopolistic Competition Excess Capacity (three graphs)
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Reffonomics eVideos 3 x 3 videos

Monopolistic Competition Characteristics  (2:52)
Monopolistic Competition Advertising (2:04)
Monopolistic Competition (Profit, Loss, Break Even)  (3:35)
Monopolistic Competition (Entry and Exit)  (1:57)
Reffonomics eTextbook:  http://reffonomics.com/MonopolisticCompetition.html
Production Choices and
Behavior

Interpretation
Graphing and
Visuals
Economics Baseball Game:  Monopoly
Cell Phone -- Graphing PPF Interactive:
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Cell Phone -- Graphing PPF Interactive:
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Quick Notes by Steven Reff  (There is NO sound; just notes written quickly.  See if you can keep up.)
Monopolistic Competition
Reffonomics college-level eTextbook:  http://reffonomics.com/1.html
Reffonomics high school eTextbook:  http://reffonomics.com/hs.html
Reffonomics eVideos for Microeconomics (3 minutes + 3 multiple choice questions):  http://reffonomics.com/VideosReffonomicsMicroeconomics
Reffonomics eVideos for Macroeconomics (3 minutes + 3 multiple choice questions):  http://reffonomics.com/VideosReffonomicsMacroeconomics
Reffonomics Financial Literacy Activities eWorkbook:  http://reffonomics.com/FinancialLiteracy.html
Reffonomics for Teachers and Students eWorkbook:  http://reffonomics.com/teachers.html
Reffonomics All the Graphs You "Need" to Know eWorkbook:  http://reffonomics.com/graphing.html
Reffonomics Cell Phone Graphing eCellbook:  http://reffonomics.com/cellgraphing.html
FRQs for Microeconomics eWorkbook:  http://reffonomics.com/FRQMicroReview.html
FRQs for Macroeconomics eWorkbook:  http://reffonomics.com/FRQMacroReview.html
"Free" Quick-Reference Resources by Reffonomics.com:
Production Choices and
Behavior
Production Choices and
Behavior
4.3   Price Discrimination
Graphing and
Visuals
Activity 1
Activity 1  Monopoly graph interactive, I
Activity 5
Activity 7
Grokkingecon Activities:
Multiple Choice, I
Grokkingecon Multiple Choice:
Activity 7  Monopoly graph interactive, VII
27 questions on Monopoly
Activity 4
Activity 6
Activity 2  Monopoly graph interactive, II
Activity 3  Monopoly graph interactive, III
Activity 5  Monopoly graph interactive, V
Activity 6  Monopoly graph interactive, VI
Activity 4  Monopoly graph interactive, IV
Multiple Choice, II
15 questions on Monopoly
Activity 3
Activity 2
Activity 8
Activity 8  Monopoly graph interactive, VIII
RB9:  Activity 1:  Oligopoly Matrix
RB9:  Activity 2:  Oligopoly Matrix
RB9:  Activity 3:  Oligopoly Matrix
Grokkingecon Activities:
RB10:  Activity 1:  Monopolistic Competition Graphing
RB10:  Activity 2:  All Market Structures
20 Multiple Choice Questions Monopolistic Competition
RB10:  Activity 3:  Competition Game 1
RB10:  Activity 4:  Competition Game 2
RB10:  Activity 5:  Competition Game 3
RB10:  Activity 6:  Competition Game 4
Grokkingecon Activities:
Grokkingecon Multiple Choice:
Multiple Choice, I
Grokkingecon Multiple Choice:
15 questions on oligopoly and game theory
Multiple Choice, II
11 questions on oligopoly and game theory
Prisoner's Dilemma, Part I
Oligopoly Characteristics
Prisoner's Dilemma, Part II
Oligopoly (How to Read a Matrix)
(3:02)
(3:25)
(2:58)
(2:53)
(3:21)
Oligopoly Matrix Problem Set
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Oligopoly Matrix, Part I
Oligopoly Matrix, Part II
Quick Notes by Steven Reff  (There is NO sound; just notes written quickly.  See if you can keep up.)
Monopoly, Part I
Economics Baseball Game:  Monopolistic Competition and Oligopoly
Monopoly, Part II
Monopoly, Part III
Monopoly, Part II
(the title states, Part I, but this is Part II)
All the Graphs You "Need" to Know:  Monopoly
Monopoly Graph with Questions:  http://reffonomics.com/c11.html
Monopoly Graph WITHOUT Questions:  http://reffonomics.com/cc11.html
Monopoly Graph with Question:  http://reffonomics.com/c12.html
Monopoly Graph WITHOUT Questions:  http://reffonomics.com/cc12.html
Natural Monopoly Graph with Question:  http://reffonomics.com/c13.html
Natural Monopoly Graph WITHOUT Questions:  http://reffonomics.com/cc13.html
Monopoly Graph WITHOUT Questions (2019):  http://reffonomics.com/cc11.html
Monopoly Graph WITHOUT Questions (2019):  http://reffonomics.com/cc12.html
Natural Monopoly Graph WITHOUT Questions (2019):  http://reffonomics.com/cc13.html
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Check Your Knowledge (Unit 1:  Basic Concepts)  NOTE:  This is a paid membership website www.grokkingecon.com
All the Graphs You "Need" to Know:  Monopolistic Competition
Monopolistic Competition with Questions:  http://reffonomics.com/c16.html
Monopolisitic Competition WITHOUT Questions:  http://reffonomics.com/cc16.html
Monopolisitic Competition WITHOUT Questions (2019):  http://reffonomics.com/ccc16.html
Check Your Knowledge (Unit 1:  Basic Concepts)  NOTE:  This is a paid membership website www.grokkingecon.com
2016 FRQ #3
2012 FRQ #1
2011 FRQ #1
(#3 Monopoly and Economies of Scale)
(#1 Monopoly, Lump-Sum Subsidy, DWL)
(#1 Monopoly, Accounting vs. Economic Profit, 1st Degree Monopoly, CS)
2014 FRQ #1
(#1 Monopoly, Alloc. Efficiency, Normal Profits, 1st Degree Monopoly)
2013 FRQ #2
(#2 Oligopoly Matrix)
2007 FRQ #3
(#3 Oligopoly Matrix)
2015 FRQ #2
(#2 Oligopoly Matrix)
2009 FRQ #3
(#3 Oligopoly Matrix)
Check Your Knowledge (using College Board® FRQs)
2018 FRQ #1
(#1 Monopoly, negative economic profits, perfectly competitive labor market
Check Your Knowledge (using College Board® FRQs)
Reffonomics eTextbook:  http://reffonomics.com/Oligopoly.html
Reffonomics eVideos 3 x 3 videos
Interactive Lessons, Movable Graphs, or Drawable Graphs:
All the Graphs You "Need" to Know:  Oligopoly
Cell Phone -- Graphing PPF Interactive:
Oligopoly with Questions:  http://reffonomics.com/c15.html
Oligopoly with Questions:  http://reffonomics.com/cc15.html
Oligopoly with Questions (2019):  http://reffonomics.com/ccc15.html
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Check Your Knowledge (Unit 1:  Basic Concepts)  NOTE:  This is a paid membership website www.grokkingecon.com
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