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1.1
1.2
1.3
1.4
1.5
1.6
1.6A
1.7
1.8
1.9L
What Is Economics?
Define economics and explain the basic decisions of households and firms.
The Circular Flow
Describe economic activity with a circular flow illustration.
Economic Systems
Describe the characteristics of modern economic systems.
Marginal Decisions
Learn to think like an economist using marginal analysis.
Appendix: Computation of Opportunity Cost
Use cross-multiplication to compute opportunity cost.

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