Supply, Demand, and Equilibrium; Prices, Costs, and the Gains from Trade; The Behavior of Consumers; Consumers in the Marketplace; The Behavior of Firms; Production and Costs; Competition; Welfare Economics and the Gains from Trade; Knowledge and Information; Monopoly; Market Power, Collusion, and Oligopoly; The Theory of Games; External Costs and Benefits; Common Property and Public Goods; The Demand for Factors of Production; The Market for Labor; Allocating Goods Over Time; Risk and Uncertainty; What is Economics?;