00425nam a2200169Ia 4500008004100000082001900041100001900060245003900079250000600118260002800124300000800152650001400160650002000174653002600194653001200220653002300232170901s1969    xx            000 0 und d  a338.0185bR63E  aRobinson, Joan 0aEconomics of Imperfect Competition  a2  aLondonbMacmillanc1969  a352  aEconomics  aSocial sciences  aImperfect competition  aPricing  aSpace in economics