00357nam a2200133Ia 4500020001500000082002500015100002300040245004000063260004000103300002300143490004700166500000500213700000500218  a0201019485  a330.0151535bEi34.FE  aEichhorn, Wolfgang  aFunctional equations in economicsb  aMassachusettsbAddison-Wesleyc1978  axviii, 260p. Index  aApplied Mathematics and Computation, no.11  a  a