Preface Part I General Introductions 1. Introduction: Rationality and Freedom 2. The Possibility of Social Choice Part II Rationality: Form and Substance 3. Internal Consistency of Choice 4. Maximization and the Act of Choice 5. Goals, Commitment, and Identity 6. Rationality and Uncertainty 7. Non-Binary Choice and Preference Part III Rationality and Social Choice 8. Rationality and Social Choice 9. Individual Preference as the Basis of Social Choice 10. Social Choice and Justice 11. Information and Invariance in Normative Choice Part IV Liberty and Social Choice 12. Liberty and Social Choice 13. Minimal Liberty 14. Rights: Formulation and Consequences Part V Perspectives and Policies 15. Positional Objectivity 16. On the Darwinian View of Progress 17. Markets and Freedoms 18. Environmental Evaluation and Social Choice 19. The Discipline of Cost-Benefit Analysis Part VI Freedom and Social Choice: The Arrow Lectures Introductory Remarks 20. Opportunities and Freedoms 21. Processes, Liberty and Rights 22. Freedom and the Evaluation of Opportunity Name Index Subject Index