The principles and practice of economics -- Economic methods and economic questions -- Optimization : doing the best you can -- Demand, supply, and equilibrium -- Consumers and incentives -- Sellers and incentives -- Perfect competition and the invisible hand -- Trade -- Externalities and public goods -- The government in the economy: taxation and regulation -- Markets for factors of production -- Monopoly -- Game theory and strategic play -- Oligopoly and monopolistic competition -- Tradeoffs involving time and risk -- The economics of information -- Auctions and bargaining -- Social economics -- The wealth of nations : defining and measuring macroeconomic aggregates -- Aggregate incomes -- Economic growth -- Why isn't the whole world developed? -- Employment and unemployment -- Credit markets -- The monetary system -- Short-run fluctuations -- Countercyclical macroeconomic policy -- Macroeconomics and international trade -- Open economy macroeconomics -- Financial decision making -- Economics of life, health, and the environment -- Political economy.