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Market Equilibrium and Market Power

From supply-demand equilibrium and welfare triangles through externalities and public goods to monopoly and oligopoly — how markets work and fail.

1. Supply, Demand, and Equilibrium — 9. Competitive Markets
2. Tax vs Quota: Deadweight Loss — 9. Competitive Markets
3. Externalities and the Pigouvian Tax — 10. Externalities and Public Goods
4. Public Goods and Free-Riding — 10. Externalities and Public Goods
5. Monopoly: Marginal Revenue and Deadweight Loss — 11. Market Power
6. Cournot Oligopoly — 11. Market Power
7. Price Discrimination — 11. Market Power