The International Economic Association Acknowledgements List of Contributors Abbreviations Preface; K.J.Arrow Introduction; E.Colombatto & M.Perlman PART 1: RATIONAL CHOICE AND LOGICAL PROBLEMS Decision Kinematics; R.C.Jeffrey - Comment; C.Schmidt Consequentialism, Structural Rationality and Game Theory; P.J.Hammond - Comment; B.Munier Paradoxes of Rationality in Decision-making Theory; C.Schmidt - Comment; F.Donzelli - Rejoinder; C.Schmidt Rationality and Comprehension ; A.Margalit & M.Yaari - Comment; A.Sen - Rejoinder; R.J.Aumann PART 2: RATIONALITY IN GAME THEORY Rationalizing Backward Induction; K.Binmore & L.Samuelson - Comment; B.Walliser - Rejoinder; R.J.Aumann The Decision-Theoretic Foundations of Game Theory; M.Mariotti - Comment; P.Battigalli Nash Equilibrium and Evolution by Imitation; J.Bjornerstedt & J.Weibull - Comment; P.L.Sacco PART 3: RATIONAL BEHAVIOUR FROM AN EXPERIMENTAL APPROACH Rational Theory and Constructive Choice; A.Tversky - Comment; A.E.Roth New Challenges to the Rationality Assumption; D.Kahneman - Comment; C.R.Plott Rational Individual Behaviour in Markets and Social Choice Processes; C.R.Plott - Comment; D.Kahneman Adaptive Behaviour and Strategic Rationality: Evidence from the Laboratory and the Field; A.E.Roth - Comment; J-L.Rulliere PART 4: ALTERNATIVE TREATMENTS OF RATIONALITY IN DECISION-MAKING SYSTEMS The Rationality of Adaptive Agents; J.H.Holland - Comment; F.Hahn Routines, Hierarchies of Problems, Procedural Behaviour: Some Evidence from Experiments; M.Egidi - Comment; H.Sabourian Rational Preferences and Rational Beliefs; M.Kurz - Comment; K.J.Arrow Postface; C.Schmidt Index of Names Subject Index