Introduction; R.Skidelsky PART I: RISK AND UNCERTAINTY IN ECONOMICS Risk and Uncertainty; P.Davidson Lessons from Statistical Finance; M.Potter Ambiguity and Economic Activity: Implications for the Current Crises in Credit Markets; S.Mukerji PART II: MACROECONOMICS AND THE CURRENT CRISIS Macro Theoretical Failures; C.Goodhart Hayek: Another Perspective; M.Desai Globalization and the Current Crisis; C.Bliss Global Imbalances and the Current Crisis; V.Joshi PART III: MODELS, METAPHORS, AND MORALS Knowledge in Economics; J.Kay The Structuring Role of Metaphors and Models; R.Bronk The Moral Critique of Economics; E.Skidelsky