This book is an introduction to the logic and analytics of group choice.This book is an introduction to the logic and analytics of group choice. It develops a means of representing the preferences of citizens so that institutions can be studied more carefully.This book is an introduction to the logic and analytics of group choice. It develops a means of representing the preferences of citizens so that institutions can be studied more carefully.This book is an introduction to the logic and analytics of group choice. To understand how political institutions work, it is important to isolate what citizens as individuals and as members of society actually want. This book develops a means of representing the preferences of citizens so that institutions can be studied more carefully. This is the first book to integrate the classical problem of constitutions with modern spatial theory, connecting Aristotle and Montesquieu with Arrow and Buchanan.Part I. Basics: 1. The analysis of politics; 2. Becoming a group: the constitution; 3. Choosing in groups: an intuitive presentation; 4. The formal analytics of choosing in groups; Part II. Spatial Theory: 5. Politics as spatial competition; 6. Two dimensions: elusive equilibrium; Part III. Extensions: Collective Choice, Uncertainty, and Collective Action: 7. The collective-choice problem: impossibility; 8. Uncertainty; 9. Voting as a collective-action problem; Solutions to selected problems. This is a substantially revised version of Melvin Hinich and Michael Mungers 1997 book, Analytical Politics. With new and updated discussions, as well as material not covered in the previous publication, this book will be a useful tool to teach undergraduate courses on the topic of social choice. Carles Boix, Princeton University I have repeatedly assigned Hinich and Mungers volume in both undergraduate and graduate courses that introduce students to rational choice, game theory, and contemporary political thought. This newl7