5.1   Characteristics of Different Market Structures
Unit 5:  Perfect Competition
Steven M. Reff
Economics Lecturer
University of Arizona
(2007 - 2016)
The 2015 University of Arizona
Five-Star Faculty Award
7 hours - 9 hours max.
12 - 15% of exam
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Unit 5:  Perfect Competition (10%–15%)

Topic 5.1   Characteristics of different market structures
Topic 5.2   Perfect competition
                         • Profit maximization
                         • Short-run supply and shut-down decision
                         • Firm and market behaviors in short-run and long-run equilibria
Topic 5.3   Efficiency and perfect competition
eVideos -- Short Videos:
eWorkbook Activities Interactive:
eTextbook Reading:
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5.2  Perfect Competition
eVideos -- Short Videos:
5.3  Efficiency and Perfect Competition
Types of Competition & Market Structures
Types of Market Structures (Interactive Table of Market Characteristics)
Perfect Competition, Part I
Perfect Competition, Part II
Perfect Competition, Part III
Perfect Competition, Part IV
Perfect Competition Graphs, Part II (Increase and Decrease in Demand, SR and LR Effects)
Perfect Competition Graphs, Part I (Economic Profit > = < 0)
Perfect Competition Graphs, Part III (Constant Cost, Increasing Cost, and Decreasing Cost)
Perfect Competition (Definitions and Terms)
Perfect Competition Three Large Graphs (Firm on left; Firm on right; or Your Choice)
Perfect Competition (Finding Points on the Firm Graph)
Perfect Competition Graphs (Draw Firm Graphs)
Perfect Competition (True or False Questions)
Perfect Competition Silent Movie, Part I
Perfect Competition Silent Movie, Part II
Perfect Competition Silent Movie, Part III
Reffonomics Baseball (Unit 4:  Perfect Competition)
Perfect Competition Graph (Dragging a Price Line Graph)
Perfect Competition Graphs (Drag, Drop, and Draw Graphs)
17 Multiple Choice Questionson Perfect Competition
15 Multiple Choice Questions on Perfect Competition
Perfect Competition Graph, Part III
Perfectly Competitive Characteristics Part I
Perfect Competition Graph, Part IV
Perfect Competition Graph, Part II
Perfect Competition Graph, Part V
Types of Market Structure, Part I
Types of Market Structure, Part II
Perfect Competition and Allocative Efficiency
Perfect Competition and Productive Efficiency
Perfect Competition and Diminishing Marginal Returns
Perfect Competition and a Long-Run Constant Cost Industry
Perfect Competition and a Long-Run Increasing Cost Industry
Perfect Competition and a Long-Run Decreasing Cost Industry
eVideos -- Short Videos:
eWorkbook Activities Interactive:
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Perfect Competition, (Decrease in Demand)
Perfect Competition, (Increase in Demand)
Perfect Competition, (Firm and Industry)
REVIEW:  Talking Heads Review Videos:
eTextbook Reading:
Perfect Competition, (Decreasing-Cost Industry)
Perfect Competition, (Increasing-Cost Industry)
Perfect Competition, (Constant-Cost Industry)
Review:  Silent Movie Reviews
TEST YOURSELF:  Units 5.1 - 5.3
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18 Multiple Choice Questions on Perfect Competition
30 Multiple Choice Questions on Perfect Competition
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PC Firm Cost and Revenue Graph, Part I
PC Firm Cost and Revenue Graph, Part II
(3 min. or less, along with 3 multiple choice questions)
(3 min. or less, along with 3 multiple choice questions)
(3 min. or less, along with 3 multiple choice questions)
eWorkbook Activities Interactive: