Research Article
[Retracted] How to Evaluate the Efficiency of Green Economy and Its Regional Differences: Evidence from China
Table 3
Second-stage random frontier regression results.
| | Real capital stock | Number of employed persons | Total water supply | Total electricity | Built-up area |
| Constant term | −12.383 (−1.269) | 14.022 (3.317) | 216.090 (4.291) | 393.651 (1.331) | 527.305 (4.737) | Ln (PGDP) | 6.102 (2.692) | −6.278 (−5.258) | −50.192 (−3.316) | 198.886 (1.997) | −75.046 (−1.991) | Expenditure on technology and education share of GDP | 58.311 (3.367) | −42.968 (−3.559) | −214.090 (−1.729) | 241.913 (0.255) | −340.536 (−1.979) | Expenditure on energy conservation and environmental protection share of GDP | 58.186 (0.871) | −127.887 (−2.942) | −1318.317 (−2.931) | −3171.728 (−3.085) | −3302.647 (−2.664) | The second industry share of GDP | −113.504 (−9.851) | 17.128 (3.042) | −61.826 (−0.956) | −1248.703 (−2.825) | −587.677 (−3.539) | Total import and export share of GDP | 21.690 (4.235) | −0.505 (−0.209) | −137.415 (−3.450) | −832.836 (−3.447) | −108.409 (−1.141) | σσσ 222 | 2337.279 (3.173) | 56.104 (5.105) | 28005.398 (15442.383) | 707671.550 (37838.040) | 222112.090 (89727.844) | γγγ | 0.978 (135.076) | 0.579 (4.471) | 0.901 (105.085) | 0.778 (40.306) | 0.916 (120.750) | The log function value | −1085.726 | −952.783 | −1664.048 | −2266.027 | −1960.665 | LR unilateral check value | 145.288 | 39.257 | 348.971 | 172.724 | 368.040 |
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Note. , , and show significance at the 1% level, 5% level, and 10% level, respectively. |