Introduction: The Problems of Marxian Economics.- PART 1 THE GREAT DEPRESSION AND STALINISM Marxian Economists and the Great Depression; The Political Economy of Stalin; The Soviet Mode of Production.- PART 2 THE LONG BOOM AND ITS DEMISE 'Has Capitalism Changed?'.- Marx and Keynes Monopoly Capital.- The 'Falling Rate of Profit'.- The Permanent Arms Economy.- PART 3 NEW THEORIES OF IMPERIALISM Capitalism as a World System.- Dependence and Underdevelopment.- Unequal Exchange and the International Division of Labour.- PART 4 VALUE AND EXPLOITATION The Transformation Problem Before Sraffa.- Sraffa and Marxian Theory.- The Transformation Problem After Sraffa.- Marxism and Surplus Economics.- PART 5 CURRENT CONTROVERSIES The New Slump Rational Choice Marxism.- The Economics of Feasible Socialism.- Conclusion: Marxian Economics in Prospect and Retrospect.