The formal modeling techniques of rational choice theory have become central to the discipline of political science, for example with regard to the understanding of the working of legislatures, coalition governments, executive-bureaucracy relations, or electoral systems. The collection includes the very best work in this field, as well as an editors' introduction to each volume that describes the importance of the articles and their place in political science. Volume I: Social Choice and Equilibrium Volume II: Voting, Elections and Electoral Systems Volume III: Legislatures and Pressure Politics Volume IV: Bureaucracy, Constitutional Arrangements and the State