Sen, Amartya2021-02-172021-02-171989http://hdl.handle.net/11693/74924Social Research -- Summer 1989 -- pages 299-329.31 page ; 299-329EnglishEconomic developmentSocial aspectsBusiness & economicsEconomic HistoryEconomic policyCriticism and interpretationEconometricsCON.K3961Economic Methodology: Heterogeneity and RelevanceCuttingHCONTURK0003961