00294nam a2200121Ia 4500082002100000100001700021245004300038260002800081300001600109490003700125500000500162700000500167  a333.715bW232.IE  aWalter, Ingo  aInternational economics of pollutionb  aLondonbMacmillanc1975  a208p. Index  aProblems of Economic Integration  a  a