Research Article
Productivity of Nations: A Stochastic Frontier Approach to TFP Decomposition
Table 1
Time-variant inefficiency model (Battese and coelli [
12]).
| Number of observations = 746 Number of countries = 75 | | | Observations per country: minimum = 3 | | | Average = 9.9, maximum = 11 |
| Log likelihood = 272.07096 | | | Wald (8) = 14,540.41 | | | Prob > = 0.0000 |
| | Coefficients | Standard error | | | Confidence interval 95% | Lower | Upper |
| | −0.1198 | 0.0455 | −2.6300 | 0.0080 | −0.2089 | −0.0307 | | 0.2457 | 0.1330 | 1.8500 | 0.0650 | −0.0149 | 0.5064 | | 0.3767 | 0.1883 | 2.0000 | 0.0450 | 0.0077 | 0.7458 | | −0.0075 | 0.0015 | −5.1300 | 0.0000 | −0.0103 | −0.0046 | | 0.0275 | 0.0111 | 2.4900 | 0.0130 | 0.0058 | 0.0492 | | 0.0572 | 0.0216 | 2.6500 | 0.0080 | 0.0150 | 0.0995 | | −0.0605 | 0.0272 | −2.2200 | 0.0260 | −0.1138 | −0.0072 | | 0.0106 | 0.0023 | 4.6100 | 0.0000 | 0.0061 | 0.0152 | | −0.0063 | 0.0030 | −2.1100 | 0.0350 | −0.0121 | −0.0004 | | 8.8115 | 1.8366 | 4.8000 | 0.0000 | 5.2119 | 12.4111 |
| | 0.2074 | 0.0626 | 3.3100 | 0.0010 | 0.0846 | 0.3302 | | 0.0652 | 0.0116 | 5.5900 | 0.0000 | 0.0423 | 0.0880 | | −2.7946 | 0.2291 | −12.2000 | 0.0000 | −3.2437 | −2.3456 | | 0.6735 | 0.3514 | 1.9200 | 0.0550 | −0.0153 | 1.3623 |
| | 0.0611 | 0.0140 | | | 0.0390 | 0.0958 | | 0.6623 | 0.0786 | | | 0.4962 | 0.7961 | | 0.0405 | 0.0140 | | | 0.0131 | 0.0679 | | 0.0206 | 0.0011 | | | 0.0184 | 0.0229 |
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