List of Tables and Figures Acknowledgements List of Contributors Introduction: The Economics of Reciprocity, Giving and Altruism; S.C.Kolm PART I: GIVING When Private Parts Are Made Public Goods: The Economics of Market Inalienability; E.D.Thorne Preference Variation and Private Donations; E.Schokkaert & L.van Ootegem Gift Equilibrium and Liberal Distributive Social Contract: A Tentative Synthesis; J.Mercier Ythier PART II: RECIPROCITY The Theory of Reciprocity; S.C.Kolm Equity, Fairness Equilibria and Coordination in the Ultimatum Game; C.Meidinger Fairness and Retaliation: The Economics of Homo Reciprocans; E.Fehr & S.Gächter Transfers, Empathy Formation and Reverse Transfers; I.Falk & O.Stark Things You Don't Give or Sell but Which You Keep: Valuable and Social Objects; M.Godelier Altruism and Poverty in an African Context; F.R.Mahieu PART III: FAMILY Intergenerational Transmission Models: A Survey; A.Laferrère Mutual Interest, Self-enforcing Constitution and Apparent Generosity; A.Cigno & F.C.Rosati Intergenerational Equity in a Model of Endogeneous Growth; C.D.Aspremont, L.A.Gérard-Varet & P.Michel Conflicts within Economic Dynasties: Selfishness versus Descending Altruism; A.De Crombrugghe & L.Gevers Tax-transfer Policy with Altruists and Nonaltruists; P.Michel & P.Pestieau Strategic and Altruistic Remittances; F.Docquier & H.Rapoport Reciprocity with Two-sides Altruism in Intergenerational Transfers: Evidence from Indonesian Family Life Survey Data; L.K.Raut & L.H.Tran The Nature of Two-directional Intergenerational Transfers of Money and Time: An Empirical Analysis; Y.M.Ioannides & K.Kan PART IV: EVOLUTION The Ecology of Altruistic Motivations in Triadic Social Environments; A.Antoci, P.L.Sacco & S.Zamagni On the Evolution of Altruism; O.Stark Efficiency and Stability of Relationships with Local Altruistic Commitment; O.Chillemi & B.Gui Bibliography Index