00336    a2200109   4500001001000000005001700010008004100027245005100068100001700119773007300136999001700209ART_1737720260410161923.0260409a                                 10aOn modeling the effects of government policies1 aFair, Ray C.0 tThe American Economic Reviewg- Vol. 69, Nº 2 (mayo 1979)wREV16190  c27867d27867