Schohl Wolfgang W Estimating shadow price for colombia in an input-output tabel frame work. - Washington D C World Bank 1979 - 147p. cm. - "World Bank Staff working kpaper., 357." . Standard No.: 38110 Source: Reference Collections Subjects--Topical Terms: Economics Dewey Class. No.: "X:76-89P:(B),7362.N7, L9/UN"