I Introduction -- Chapter 1: Economics and Psychology: Developments and Issues -- II Pro-Social Behavior and Trust -- Chapter 2: Conditional Cooperation: Behavioral Regularities from the Lab and the Field and Their Policy Implications -- Chapter 3: A Survey of Economic Theories and Field Evidence on Pro-Social Behavior -- Chapter 4: Why Women and Men Trust Others -- III Neuroeconomics -- Chapter 5: Neuroeconomics: Illustrated by the Study of Ambiguity Aversion -- IV Economics and Happiness -- Chapter 6: Happiness and Public Policy: A Challenge to the Profession -- Chapter 7: What Happiness Research Can Tell Us about Self-Control Problems and Utility Misprediction -- V Procedural Utility and Decision-Making Mechanisms -- Chapter 8: The Relevance of Procedural Utility for Economics -- Chapter 9: The Helping Hand-A Brief Anatomy -- VI Evaluation -- Chapter 10: Efficient Social Engineering and Realistic Cognitive Modeling: A Psychologist's Thoughts -- Index.