基于EKC框架的旅游发展对区域碳排放的影响分析——基于1995-2015年中国省际面板数据
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王凯, 邵海琴, 周婷婷, 邓楚雄
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EKC framework analysis of the effects of tourism development on regional carbon emissions: Based on China's 1995-2015 panel data
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Kai WANG, Haiqin SHAO, Tingting ZHOU, Chuxiong DENG
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| 表2 EKC模型回归结果 |
| Tab. 2 Estimation results of EKC models |
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| Variables | Model 1 | | Model 2 | | Model 3 | | Model 4 | | Cofficient | t-Statistic | Cofficient | t-Statistic | Cofficient | t-Statistic | Cofficient | t-Statistic | | c | -5.157*** | -4.640 | | -3.063*** | -2.692 | | -6.397*** | -5.282 | | -4.664*** | -3.278 | | LNGDPPC | 2.257*** | 9.492 | 1.879*** | 7.637 | 2.046*** | 8.194 | 2.072*** | 6.613 | | LNGDPPC^2 | -0.084*** | -6.602 | -0.070*** | -5.508 | -0.075*** | -5.216 | -0.061*** | -3.995 | | UNEMP | | | -0.062*** | -4.473 | -0.081*** | -6.536 | -0.085*** | -6.893 | | EDU | | | -0.061** | -2.065 | -0.067** | -2.556 | -0.058** | -2.190 | | TRADE | | | -0.170*** | -3.516 | -0.226*** | -5.217 | -0.229*** | -5.276 | | URB | | | 2.113*** | 6.629 | 2.185*** | 6.956 | 2.285*** | 7.294 | | LNTUR | | | | | -0.593*** | -6.948 | -0.479*** | -5.047 | | LNTUR^2 | | | | | 0.047*** | 10.551 | 0.039*** | 6.697 | | LNTUREXPIND | | | | | 0.635*** | 3.104 | 0.522** | 2.398 | | LNTUREXPIND^2 | | | | | -0.037** | -2.114 | -0.029* | -1.538 | | D*LNTUR | | | | | | | -0.954*** | -4.084 | | D*LNTUR^2 | | | | | | | 0.053*** | 4.193 | | D*LNTUREXPIND | | | | | | | 1.238*** | 3.841 | | D*LNTUREXPIND^2 | | | | | | | -0.090*** | -3.702 | | Adjusted R-squared | 0.823 | | 0.848 | | 0.884 | | 0.888 | | | F值 | 134.130 | | 120.900 | | 135.360 | | 123.530 | |
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