非參數(shù)法衡量生產(chǎn)力變化之

1、單元七 非參數(shù)法衡量生產(chǎn)力變化之電腦實習(xí)An Output-orientated VRS Malmquist DEA Example：資料檔(Eg1.dta) Y X1 X2. .共三期, 每期22筆資 料, 因此共66筆資料1程式檔(Eg1.ins)Eg1.dta DATA FILE NAMEEg1.out OUTPUT FILE NAME22 NUMBER OF FIRMS3 NUMBER OF TIME PERIODS1 NUMBER OF OUTPUTS2 NUMBER OF INPUTS1 0=INPUT AND 1=OUTPUT ORIENTATED1 0=CRS AND 1=VR

2、S2 0=DEA(MULTI-STAGE), 1=COST-DEA, 2=MALMQUIST-DEA, 3=DEA(1-STAGE), 4=DEA(2-STAGE)2結(jié)果檔(Eg1.out)Results from DEAP Version 2.1Instruction file = Eg1.ins Data file = Eg1.dta Output orientated Malmquist DEA DISTANCES SUMMARY year = 1 firm crs te rel to tech in yr vrs no. * te t-1 t t+1 1 0.000 0.777 1.1

3、51 1.000 2 0.000 0.841 1.247 0.849 3 0.000 0.843 1.245 0.925 . 22 0.000 0.664 0.966 0.939 mean 0.000 0.789 1.134 0.9163 year = 2 firm crs te rel to tech in yr vrs no. * te t-1 t t+1 1 0.591 0.765 0.692 1.000 2 0.601 0.818 0.740 0.919 3 0.562 0.701 0.546 0.929 . 22 0.579 0.722 0.535 0.916 mean 0.664

4、0.797 0.623 0.948 year = 3 firm crs te rel to tech in yr vrs no. * te t-1 t t+1 1 0.770 0.620 0.000 1.000 2 1.033 0.756 0.000 0.919 43 0.773 0.543 0.000 0.953 . 22 0.810 0.607 0.000 0.948 mean 0.932 0.702 0.000 0.937Note that t-1 in year 1 and t+1 in the final year are not defined MALMQUIST INDEX SU

5、MMARY year = 2 firm effch techch pech sech tfpch 1 0.984 0.722 1.000 0.984 0.710 2 0.972 0.704 1.082 0.898 0.685 3 0.832 0.737 1.004 0.828 0.613 . 22 1.086 0.743 0.975 1.114 0.807 mean 1.015 0.760 1.037 0.979 0.771 5year = 3 firm effch techch pech sech tfpch 1 0.811 1.171 1.000 0.811 0.950 2 0.924 1

6、.229 1.000 0.924 1. 3 0.775 1.352 1.025 0.756 1.047 . 22 0.841 1.342 1.035 0.812 1.128 mean 0.868 1.306 0.988 0.878 1.133 MALMQUIST INDEX SUMMARY OF ANNUAL MEANS year effch techch pech sech tfpch 2 1.015 0.760 1.037 0.979 0.771 3 0.868 1.306 0.988 0.878 1.133 mean 0.938 0.996 1.012 0.927 0.9356 MALMQUIST INDEX SUMMARY OF FIRM MEANS firm effch techch pech sech tfpch 1 0.893 0.920 1.000 0.893 0.821 2 0.948 0.930 1.040 0.911 0.882 3 0.803 0.998 1.015 0.791 0.801 . 22 0.956 0.998 1.005 0.951 0.954 mean 0.938 0.996 1.012 0.927 0.935Note that all Malmquist index averages are