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1 141 Bulletin of the world health organization |February 2004, 82 (2)THE AMERICAN ECONOMIC REVIEWUNCERTAINTY AND THE WELFARE ECONOMICS OF MEDICAL CARER eproduced by permission of the AMERICAN ECONOMIC Association142 Bulletin of the world health organization |February 2004, 82 (2)THE AMERICAN ECONOMIC REVIEWUNCERTAINTY AND THEWELFAREECONOMICS OF MEDICAL CARE143 Bulletin of the world health organization |February 2004, 82 (2)THE AMERICAN ECONOMIC REVIEWUNCERTAINTY AND THE WELFARE ECONOMICS OF MEDICAL CARE144 Bulletin of the world health organization |February 2004, 82 (2)THE AMERICAN ECONOMIC REVIEWUNCERTAINTY AND THEWELFAREECONOMICS OF MEDICAL CARE145 Bulletin of the world health organization |February 2004, 82 (2)THE AMERICAN ECONOMIC REVIEWUNCERTAINTY AND THE WELFARE ECONOMICS OF MEDICAL CARE146 Bulletin of the world health organization |February 2004, 82 (2)THE AMERICAN ECONOMIC REVIEWUNCERTAINTY AND THEWELFAREECONOMICS OF MEDICAL CARE147 Bulletin of the world health organization |February 2004, 82 (2)THE AMERICAN ECONOMIC REVIEWUNCERTAINTY AND THE WELFARE ECONOMICS OF MEDICAL CARE148 Bulletin of the world health organization |February 2004, 82 (2)THE AMERICAN ECONOMIC REVIEWUNCERTAINTY AND THEWELFAREECONOMICS OF MEDICAL CARE149 Bulletin of the world health organization |February 2004, 82 (2)THE AMERICAN ECONOMIC REVIEWUNCERTAINTY AND THE WELFARE ECONOMICS OF MEDICAL care