W. Brian Arthur is a Citibank Professor at the Santa Fe Institute. From 1983 to 1996 he was Dean and Virginia Morrison Professor of Population Studies and Economics at Stanford University. Arthur has been associated with the Santa Fe Institute since 1987 he directed its first program: the economy as an evolving, complex system. He currently serves on SFI's science board and its board of trustees and is well known in economics for his work on increasing return and path dependence. Steven N. Durlauf is professor of economics at the University of Wisconsin at Madison and since 1996 co-director of the economics program at the Santa Fe Institute. He received his B.A. in economics from Harvard in 1980 and his Ph.D. in economics from Yale in 1986. He has published widely in the areas of macroeconomics, econometrics, and income inequality. David A. Lane is professor of statistics in the Faculty of Economics at the University of Modena in Italy. He is a member of the external faculty and the science board of the Santa Fe Institute and is a past co-director of the Institute's economics program. W. Brian Arthur is a Citibank Professor at the Santa Fe Institute. From 1983 to 1996 he was Dean and Virginia Morrison Professor of Population Studies and Economics at Stanford University. Arthur has been associated with the Santa Fe Institute since 1987 he directed its first program: the economy as an evolving, complex system. He currently serves on SFI's science board and its board of trustees and is well known in economics for his work on increasing return and path dependence. Steven N. Durlauf is professor of economics at the University of Wisconsin at Madison and since 1996 co-director of the economics program at the Santa Fe Institute. He received his B.A. in economics from Harvard in 1980 and his Ph.D. in economics from Yale in 1986. He has published widely in the areas of macroeconomics, econometrics, and income inequality. David A. Lane is professor of statistics in the Faculty of Economics at the University of Modena in Italy. He is a member of the external faculty and the science board of the Santa Fe Institute and is a past co-director of the Institute's economics program.

• * Introduction W.B. Arthur, S.N., Durlauf, and D. Lane * Asset Pricing Under Endogenous Expectations in an Artificial Stock Market W.B. Arthur, J.H. Holland, B. LeBaron, R. Palmer, and P. Tayler * Natural Rationality V.M. Darley and S.A. Kauffman * Statistical Mechanics Approaches to Socioeconomic Behavior S.N. Durlauf * Is What Is Good for Each Best for All? Learning From Others in the Information Contagion Model D. Lane * Evolution of Trading Structures Y.M. Ioannides * Foresight, Complexity, and Strategy D. Lane and R. Maxfield * The Emergence of Simple Ecologies of Skill J.F. Padgett * Some Fundamental Puzzles in Economic History/Development D.C. North * How the Economy Organizes Itself in Space: A Survey of the New Economic Geography P. Krugman * Time and Money P. Shubik * Promises Promises J. Geanakoplos * Macroeconomics and Complexity: Inflation Theory A. Leijonhufvud * Evolutionary Dynamics in Game-Theoretic Models K. Lindgren * Identification of Anonymous Endogenous Interactions C.F. Manski * Asset Price Behavior in Complex Environments W.A. Brock * Population Games L.E. Blume * Computational Political Economy K. Kollman, J. H. Miller, and S. Page * The Economy as an Interactive System A.P. Kirman * How Economists Can Get A Life L. Tesfatsion * Some Thoughts About Distribution in Economics P.W. Anderson

W. Brian Arthur is a Citibank Professor at the Santa Fe Institute. From 1983 to 1996 he was Dean and Virginia Morrison Professor of Population Studies and Economics at Stanford University. Arthur has been associated with the Santa Fe Institute since 1987 he directed its first program: the economy as an evolving, complex system. He currently serves on SFI's science board and its board of trustees and is well known in economics for his work on increasing return and path dependence. Steven N. Durlauf is professor of economics at the University of Wisconsin at Madison and since 1996 co-director of the economics program at the Santa Fe Institute. He received his B.A. in economics from Harvard in 1980 and his Ph.D. in economics from Yale in 1986. He has published widely in the areas of macroeconomics, econometrics, and income inequality. David A. Lane is professor of statistics in the Faculty of Economics at the University of Modena in Italy. He is a member of the external faculty and the science board of the Santa Fe Institute and is a past co-director of the Institute's economics program. W. Brian Arthur is a Citibank Professor at the Santa Fe Institute. From 1983 to 1996 he was Dean and Virginia Morrison Professor of Population Studies and Economics at Stanford University. Arthur has been associated with the Santa Fe Institute since 1987 he directed its first program: the economy as an evolving, complex system. He currently serves on SFI's science board and its board of trustees and is well known in economics for his work on increasing return and path dependence. Steven N. Durlauf is professor of economics at the University of Wisconsin at Madison and since 1996 co-director of the economics program at the Santa Fe Institute. He received his B.A. in economics from Harvard in 1980 and his Ph.D. in economics from Yale in 1986. He has published widely in the areas of macroeconomics, econometrics, and income inequality. David A. Lane is professor of statistics in the Faculty of Economics at the University of Modena in Italy. He is a member of the external faculty and the science board of the Santa Fe Institute and is a past co-director of the Institute's economics program.

• * Introduction W.B. Arthur, S.N., Durlauf, and D. Lane * Asset Pricing Under Endogenous Expectations in an Artificial Stock Market W.B. Arthur, J.H. Holland, B. LeBaron, R. Palmer, and P. Tayler * Natural Rationality V.M. Darley and S.A. Kauffman * Statistical Mechanics Approaches to Socioeconomic Behavior S.N. Durlauf * Is What Is Good for Each Best for All? Learning From Others in the Information Contagion Model D. Lane * Evolution of Trading Structures Y.M. Ioannides * Foresight, Complexity, and Strategy D. Lane and R. Maxfield * The Emergence of Simple Ecologies of Skill J.F. Padgett * Some Fundamental Puzzles in Economic History/Development D.C. North * How the Economy Organizes Itself in Space: A Survey of the New Economic Geography P. Krugman * Time and Money P. Shubik * Promises Promises J. Geanakoplos * Macroeconomics and Complexity: Inflation Theory A. Leijonhufvud * Evolutionary Dynamics in Game-Theoretic Models K. Lindgren * Identification of Anonymous Endogenous Interactions C.F. Manski * Asset Price Behavior in Complex Environments W.A. Brock * Population Games L.E. Blume * Computational Political Economy K. Kollman, J. H. Miller, and S. Page * The Economy as an Interactive System A.P. Kirman * How Economists Can Get A Life L. Tesfatsion * Some Thoughts About Distribution in Economics P.W. Anderson