00995nam0-22003011i-450-99000797812040332120050120130909.00-8018-1333-6000797812FED01000797812(Aleph)000797812FED0100079781220041221d1972----km-y0itay50------baengUSa-------001yy<<The >>economic performance of public investmentsan ex post evaluation of water resources investmentsRobert H. HavemanBaltimoreLondonpublished for Resources for the future by the Johns Hopkins Press1972XIV, 126 p.24 cmInvestimenti pubbliciValutazione economicaHaveman,Robert<1936- >112694ITUNINARICAUNIMARCBK990007978120403321L/3.2 HAV4363/ISESSESEconomic performance of public investments45071UNINA