00294nam a2200121Ia 4500082002100000100001800021245003600039260003400075300002000109490003300129500000500162700000500167  a330.15bSt313.FE  aSteedman, Ian  aFrom exploitation to altruismb  aCambridgebPolity Pressc1989  aix, 249p. Index  aAspects of Political Economy  a  a