I: Nash’s Model of Bargaining -- Section A. Introduction -- Section B. The Formal Model and Axiomatic Derivation -- Section C. Probabilistic Models -- Section D. Risk Posture -- II: Other Models of Bargaining -- Section A. A Critical Evaluation of the Independence Properties -- Section B. Ordinal Models of Bargaining -- Section C. Interpersonal Models of Bargaining -- Section D. “Irrelevant” Alternatives -- Appendix: Summary of the Principal Properties and Results.