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19951234WorlyWorley,JamesS.(1961),IndustrialResearchandtheNewCompetition,JournalofPoliticalEconomy,69.LogRcbLogY1RYb1Worley81SchererScherer,F.M.(1965),FirmSize,MarketStructure,OpportunityandtheoutputofPatentedInyentions,AmericanEconomicReview,55.SPPa[,0]a[,1]Sa[,2]S[2]a[,3]S[3]2CMEXXONFORDSchererSchererSoeteSoete,LucL.C.(1979),FirmSizeandInventiveActivity:TheEvidenceRecomsidered,EuropeanEconomicReview,12.SchererAcsAudretschAcs,ZoitanJ.andDavidB.Audretsch(1991),InnovationandTechnologicalChange:AnOverview,inAcs,ZoltenJ.andDavidB.Audretsch(eds.),InnovationandTechnologicalChange:AnInternationalComparison,London:HarvesterWheatsheaf.48121970241982419651967196931331.WorleyScherer32.19941211994(1)11107.792.71.749.43.853.215.613.42.998.97.843.612.940.90.443.45.6936.941.80.194.34.723.47.210.900.531.11.090.800.06X353.875.310.816.127.95.155.344.26.67X230.56.949.454.435421.13.873.387.85.56X250.96.143.064.85X2223.836.180.622.61127.093.51.89X212.61.410.722.40.28X24.982.119.312.2017.43.626.772.26.678.78.313.312.191.40.36X28.681.320.113.22.711611.83.531.545.912.438.720.25.632.565.926.428.7186.215.773.202.012.912.343.10.41X325.065.56.080.916.42.94.931.60.15X21.132.1(1)1010010013.112.253.82.828.22.274.73.118.510.877.60.924.841.342.31.96.051.982.70.91.290.337.50.878.463.892.35.566.313.194.24.385.883.775.44.690.744.698.18.180.824.296.64.950.752.280.60.645.562.183.93.720.171.891.52.520.920.462.42.333.611.2852.324.371.363.21.447.122.883.43.344.373.365.4646.073.760618.511.669.73.310.081.790.93.179.013.4755.815.850.975.91.619951.112.X23X33.4.1000100031138.93.43.62.23.143.1U10100U10100230010002199412993009991000299915.612.663.390.23.392.132.012.46300099991000095.61003.255.211112.991107.841010028.210074.76230012.6300100063.310001997412344334