RICHARD ARENA is Professor of Economics at the University of Nice-Sophia-Antipolis. He was one of the founders of the European Society for the History of Economic Thought. He has edited several books on the history of economic thought, including studies of Keynes, Sraffa and Schumpeter. - MICHEL QUERE is Research Professor in Economics at the French National Centre for Scientific Research (CNRS-IDEFI). His research interests include the history of economic thought, theory of the firm and the economics of innovation. He has written several works on the economics of Alfred Marshall.

• Notes on the Contributors Introductory Remarks; R.Arena & M.Quéré PART I: THE LEGACY OF MARSHALL'S ECONOMICS The Return of the 'White Elephant'; G.Becattini Dealing with Complexity - Marshall and Keynes on the Nature of Economic Thinking; R.Marchionatti Alfred Marshall on Social Capital; D.Reisman Marshall's Objective: Making Orthodox Economics Intelligible to Business Leaders; L.S.Moss Alfred Marshall's Partial Equilibrium: Dynamics in Disguise; M.Dardi Competition and Evolution: The Marshallian Conciliation Enterprise; P.Groenewegen PART II: ECONOMIC EVOLUTION AND THE ORGANIZATIONOF INDUSTRY: MARSHALLIAN INSIGHTS Alfred Marshall's Principles and Industry and Trade: Two Books or One? Marshall and the Joint Stock Company; J.K.Whitaker From the Representative to the Equilibrium Firm: Why Marshall was not a Marshallian?; N.Hart Increasing Returns and Competition: Learning From a Marshallian Perspective; M.Quéré Efficiency and Time; B.J.Loasby Organization and Knowledge in Marshall's Economics; R.Arena Some Remarks on Marshallian External Economies and Industrial Tendencies; M.Bellandi Requirements and Patterns of Marshallian Evolution: Their Impact on the Notion of Industrial District; T.Raffaelli