00604nam a2200169Ia 4500082001800000100001700018245008800035300001600123490001800139490003500157500000500192690000600197952018700203964001700390921001000407999001700417  a382.72 L533b  aLeith, J. C.  aSubstitution and supply elasticities in calculating the effective protective rateb  app. 588-601  vNovember 1968  aQuarterly Journal of Economics  a  a   01102ddc4071aISIbISId1998-10-30l0o382.72 L533pDP6321r2019-02-07 00:00:00w2019-02-07yBKzPublications given out to Sree Saraswathi Thyagaraja College, Pollachi, Tamil Nadu  abcdefg  a17592  c17592d17592