00833nam0-22003011i-450-99000385355040332120080114122020.00-231-03586-1000385355FED01000385355(Aleph)000385355FED0100038535520030910d--------km-y0itay50------baitaITExternalities and WelfareDavid K. Whitcomb.New YorkLondonColumbia University Press1972.ix, 158 p.ill.23 cmColumbia studies in economics6G/1.11Whitcomb,David K.<1942- >146061ITUNINARICAUNIMARCBK990003853550403321G/1.11 WHI5980/ISESSESWelfare513415UNINA