Table of Contents
Tables and Figures 
 Preface 
 I. Introduction 
 II. The Problem 
     Sociological Approaches to Group Solidarity 
     Rational Choice Approaches to Group Solidarity 
 III. A Theory of Group Solidarity 
     The Extensiveness of Corporate Obligations 
     The Probability of Compliance 
 IV. The Necessity of Formal Controls 
     Prosocial Motivations 
     Gaming Strategies Among Rational Egoists 
 V. Dependence and Party Solidarity 
     Legislators' Dependence on the Party for Re-Election 
     Legislators' Dependence on the Party for Patronage 
 VI. The Production of Formal Controls 
     Rotating Credit Associations 
     Insurance Groups 
     By-Products of Insurance Groups 
 VII. The Limits of Compensation in Capitalist Firms 
     Costs of Input Assessment 
     Costs of Output Assessment 
     The Internal Labor Market as a Quasi-Obligatory Group 
 VIII. Economizing on Control Costs in Intentional Communities 
     Monitoring Economies 
     Sanctioning Economies 
 IX. Conclusion 
     Markets and Groups 
     The Family 
     Class and Status Solidarity 
     Solidarity in the National Society 
     
 Bibliography 
 Index