00346nam a2200109Ia 4500082002100000100001800021245012700039260004300166300001700209500000500226700000500231  a330.155bM678.EE  aMishan, E. J.  aEconomic efficiency and social welfare ; selected essays on fundamental aspects of the economic theory of social welfareb  aLondonbGeorge Allen & Unwin Ltdc1981  a280p. Index.  a  a