Incentive relativity is the study of the irritation and disappointment shown by animals and humans when they fail to obtain an expected reward, and this book provides a full account of the subject.

Preface; Prologue; 1. Brief history of reward magnitude research; 2. Successive contrast: procedures and parameters; 3. Successive contrast: psychopharmacology and neurobiology; 4. Successive contrast: theories; 5. Anticipatory and simultaneous contrast; 6. Contrast with differential conditioning in runway and operant tasks; 7. Summary and epilogue; Appendix; References; Author index; Subject index.