1. Why study information economics?, 2. How to read this book? Part one: Information as an economic good, 3. What is information?, 4. The value of information, 5. The optimal amount of information, 6. The production of information, Part two: How the market aggregates information, 7. From information to prices, 8. Knowing facts or reading thoughts, 9. Coordination problems, 10. Learning and cascades, 11. The macroeconomics of information,Part three: The economics of information asymmetries, 12. The winner's curse, 13. Hidden information and self-selection, 14. Optimal contracts, 15. The revelation principle, 16. Creating incentives, Part four: The economics of self-knowledge, 17. Me versus myself