Page 56 - IDEA Study 8 2017 Direct subsidies and R&D output in firms
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Table A10. Propensity score matching estimates by matching estimator and type of Czech IP protection (conditional difference-in-differences) IP Program protection me IMPULS TIP ALFA IMPULS TIP ALFA Matching estimator NN 1 NN 3 NN 5 NN 3 (caliper 0.01) Kernel NN 1 NN 3 NN 5 NN 3 (caliper 0.01) Kernel NN 1 NN 3 NN 5 NN 3 (caliper 0.01) Kernel NN 1 NN 3 NN 5 NN 3 (caliper 0.01) Kernel NN 1 NN 3 NN 5 NN 3 (caliper 0.01) Kernel NN 1 NN 3 NN 5 NN 3 (caliper 0.01) Kernel (t) (t+1) (t+2) N Patents of inventions 0.020 0.003 0.011 0.006 0.016 -0.020 -0.020 -0.021 -0.019 -0.018 0.036 0.049 0.059* 0.052 0.057* -0.041 -0.006 0.002 -0.001 0.007 0.020 -0.002 -0.002 -0.001 -0.005 0.020 0.025 0.041 0.038 0.040 (0.032) 0.036 (0.027) 0.014 (0.025) 0.009 (0.027) 0.010 (0.023) 0.017 (0.031) 0.057* (0.028) 0.053* (0.028) 0.055* (0.028) 0.045 (0.025) 0.055** (0.038) 0.062 (0.035) 0.077** (0.034) 0.077** (0.035) 0.080** (0.031) 0.068** (0.034) -0.018 (0.030) 0.006 (0.030) 0.009 (0.030) -0.003 (0.025) 0.002 (0.034) 0.089** (0.031) 0.075** (0.030) 0.072** (0.030) 0.072** (0.026) 0.067** (0.039) 0.064 (0.039) 0.081** (0.036) 0.077** (0.037) 0.097** (0.032) 0.076** (0.034) 0.030 (0.029) 0.007 (0.029) 0.001 (0.030) 0.007 (0.025) 0.003 (0.032) 0.070** (0.030) 0.072** (0.029) 0.072** (0.030) 0.066** (0.026) 0.070** (0.043) 0.017 (0.036) 0.055 (0.037) 0.054 (0.039) 0.054 (0.033) 0.046 (0.031) 0.056 (0.029) 0.061* (0.028) 0.059* (0.028) 0.057* (0.023) 0.057* (0.036) 0.091** (0.032) 0.105*** (0.033) 0.117*** (0.032) 0.103*** (0.029) 0.104*** (0.045) 0.101** (0.040) 0.122*** (0.039) 0.124*** (0.040) 0.139*** (0.036) 0.114*** (0.033) 20,104 (0.029) 20,104 (0.028) 20,104 (0.029) 20,104 (0.027) 20,104 (0.034) 20,783 (0.032) 20,783 (0.031) 20,783 (0.031) 20,783 (0.028) 20,783 (0.046) 16,027 (0.041) 16,027 (0.039) 16,027 (0.042) 16,027 (0.035) 16,027 (0.036) 20,104 (0.035) 20,104 (0.033) 20,104 (0.034) 20,104 (0.030) 20,104 (0.036) 20,783 (0.034) 20,783 (0.031) 20,783 (0.031) 20,783 (0.029) 20,783 (0.048) 16,027 (0.043) 16,027 (0.043) 16,027 (0.045) 16,027 (0.037) 16,027 Utility models Note: Bootstrapped standard errors after 1,000 replications in parentheses; * p<0.05, ** p<0.01, *** p<0.001. † IP application data are not complete due to the publishing delay. 54