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Microeconomics Study Guide: Costs, Supply, Surplus, and Externalities

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The Production Function and Diminishing Returns

The Relationship Between Average Cost and Marginal Cost

Marginal Cost

Graphing Costs

Average Total Cost: Short Run and Long Run

Individual Supply Curve in the Short Run and Long Run

Market Supply Curve in the Short Run and Long Run

Producer Surplus and Willingness to Sell

Consumer Surplus and Willingness to Pay

Economic Surplus and Efficiency

Price Ceilings, Price Floors, and Black Markets

Using the Supply and Demand Curves to Find Equilibrium

Introducing Taxes and Tax Incidence

Effects of Taxes on a Market

Subsidies

Exporting and Importing

Tariffs on Imports

Externalities: Social Benefits and Social Costs