集聚空间组织型式对中国地市尺度工业SO2排放的影响
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胡志强,苗长虹,袁丰
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Impact of industrial spatial and organizational agglomeration patterns on industrial SO2 emissions of prefecture-level cities in China
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HU Zhiqiang,MIAO Changhong,YUAN Feng
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表2 地理集聚密度和企业地理临近对工业SO2排放强度影响的分区域回归结果
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Tab. 2 Regression results of the relationship between geographical agglomeration, enterprises’ geographic proximity and industrial SO2 emission intensity in different regions of China
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| 东部 | 中部 | 西部 | 东部 | 中部 | 西部 | | dens | -0.163***
(0.025) | -0.941***
(0.096) | -2.275***
(0.260) | | | | | pro | | | | 0.054**
(0.025) | -0.074***
(0.022) | -0.061**
(0.024) | | pop | -0.302
(0.344) | -2.005***
(0.460) | -1.468**
(0.648) | -0.926***
(0.336) | -3.235***
(0.461) | -3.638***
(0.638) | | sstr | 1.093***
(0.271) | 1.088***
(0.222) | -0.023
(0.234) | 1.173***
(0.276) | 1.157***
(0.231) | 0.277
(0.241) | | open | -1.161
(0.998) | -0.909
(1.972) | 4.120**
(1.906) | -0.649
(1.014) | -1.339
(2.052) | 0.668
(1.938) | | tec | -16.815***
(1.993) | -0.111
(2.476) | -54.787***
(7.370) | -21.836***
(1.858) | -12.005***
(2.442) | -77.033***
(7.172) | | er | -0.708***
(0.072) | -1.453***
(0.098) | 0.008
(0.021) | -0.713***
(0.074) | -1.722***
(0.098) | -0.004
(0.022) | | c | 5.478***
(2.126) | 15.878***
(2.640) | 12.613***
(3.304) | 8.686***
(2.112) | 23.717***
(2.658) | 24.216***
(3.299) | | R2 | 0.369 | 0.467 | 0.314 | 0.344 | 0.423 | 0.258 | | 估计方法 | 固定效应 | 固定效应 | 固定效应 | 固定效应 | 固定效应 | 固定效应 |
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