The New Palgrave Dictionary of Economics

Editorial Board: KENNETH ARROW Stanford, Emeritus Professor of Economics, USA SIR TONY ATKINSON Warden, Nuffield College, Oxford, UK RICHARD BLUNDELL Professor of Economics, University College London, USA WILLIAM BROCK Professor of Economics University of Wisconsin, USA PARTHA DASGUPTA Professor of Economics, Cambridge, UK PETER DIAMOND Institute Professor, Massachusetts Institute of Technology, USA ROGER GUESNERIE Delta, PARIS Jourdan JAMES HECKMAN Professor in Economics, University of Chicago, USA ELHANAN HELPMAN Professor of International Trade, Harvard, USA TAKATOSHI ITO Professor of Economics, University of Tokyo, Japan ANDREU MAS-COLLEL Societat de la Informacio PETER PHILLIPS Sterling Professor of Economics& Professor of Statistics, Yale University, USA THOMAS SARGENT WR Berkley Professor, New York University, USA PETER TEMIN Economics Professor, Massachusetts Institute of Technology, USA A full list of contributors is be available at www.dictionaryofeconomics.com