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Ist die Lust am Experimentieren das Todesurteil der Ideologien?
Worms at work: Long-run impacts of a child health investmentPublished PaperAfrican DevelopmentHealthEducation and Human CapitalResearch Methodology2016
Distinguished Professor of Economics, Oxfam Professor in Environmental and Resource Economics, & Faculty co-Director of the Center for Effective Global Action (CEGA)