Part 1 Major theoretical results: hotelling rule and the views of Ricardo; the individual mine; economic reserves and exhaustion; aggregation; exploration; sectoral extraction and the behaviour of price; multiple deposits, capital and other complications; welfare, competition, and stability; other imperfections; growth and survival; monopoly; duopoly and oligopoly. Part 2 Empirical tests and price studies: reminder; evidence on scarcity rents; evidence on the behaviour of rents and prices over time. Part 3 Joint products and the environment: introduction; joint production from composite reserves; optimum pollution stocks and clean up; transnational pollution in general equilibrium. Part 4 Trade and macroeconomic issues: resource models with trade - survival revisited; trade models with natural resources - the basic trade theorems; the Dutch disease and the macroeconomy; other issues.