Steven M. Reff
Economics Lecturer
University of Arizona
(2007 - 2016)
The 2015 University of Arizona
Five-Star Faculty Award

Steven Reff's Resume
Unit 6:  Market Failure & the Role of Government

• Topic 6.1   Socially Efficient & Inefficient Market Outcomes
• Topic 6.2   Externalities
• Topic 6.3   Public and Private Goods
• Topic 6.4   The Effect of Government Intervention in Different Market Structures
Topic 6.5   Inequality
(8% – 13% of the exam)
9 - 11 class periods
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Unit 6
Market Failure & the Role of Government
Week 14
Below are lessons for Unit 6: Topics 6.1 - 6.5 aligned to the AP® Microeconomics CED.
You will have textbook readings, short videos with 3 multiple choice questions, workbook
assignments, multiple choice questions, "free" response questions and much more.

These resources can be displayed on the instructor's projection system inside the classroom,
or the instructor can copy the links and give to the students as homework.

Link to the  
AP®  Microeconomics CED (Course and Exam Description) to see in-depth
coverage on each of the topics listed below for Unit 6:  Market Failure & the Role of Government.
Principles of Microeconomics
Day 1:  Week 14
Day 2:  Week 14
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Reffonomics Baseball Rules
2011 FRQ #3 (Lump-sum tax, DWL )
2011 FRQ #3 Scoring Guidelines (rubric)
FRQ Short Questions -- Unit 6
Lump-sum v. Per-unit tax and subsidy
Spend two days perusing The College Board® curriculum for Unit 6 as shown in
the topics above.  If you understand everything in this curriculum guide for this
unit, you will become a pro in Unit 6.
The College Board Curriculum for Unit 6
Reffonomics Baseball:  Lorenz Curve and Gini Coefficient
Remember, you still have all of the resources and
assessments that The College Board
® provides for you
and your students.
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2014 FRQ #3 Scoring Guidelines (rubric)
2014 FRQ #3 (Per-unit subsidy)
Day 3:  Week 14
Day 4:  Week 14
Reffonomics Baseball:  Externalities (Negative PRODUCTION and Positive CONSUMPTION)
Test Your Knowledge (Externalities Neg. Production and Pos. Consumption)
Reffonomics Baseball Rules
Day 5:  Week 14
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Test Your Knowledge (Lorenz Curve and Gini Coefficient)
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Review Week:  Unit 6
Test Your Knowledge
Market Failure & the Role of Government (26 Multiple Choice Question)
Lorenz Curve and Gini Coefficient (12 Multiple Choice Questions)