00311nam a2200133Ia 4500020001400000082002000014100002000034245004100054260002800095300000900123490003500132500000500167700000500172  a333124030  a338.74bP476.PG  aPeston, Maurice  aPublic goods and the public sectorb  aLondonbMacmillanc1972  a63p.  aMacmillan studies in Economics  a  a