00431nam a2200121Ia 4500008004100000040001700041082002300058110007000081245006300151260003000214300001400244650005100258190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta339.42bU58S  aUnited Nations Research Institute for Social Development (Geneva) 0aStudies in the measurement of levels of living and welfare  aGenevabU N R I S Dc1970  aix, 103p.  aCost and standard of living; Welfare economics