中国能源影子价格和能源环境效率省际差异
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The heterogeneity of regional energy shadow price and energy environment efficiency in China
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图5. 2000—2017年共同前沿下中国地区能源影子价格变化趋势 |
Figure 5. Trends of energy shadow price under meta frontier in China, 2000-2017 |
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