中国省域交通运输全要素碳排放效率时空变化及影响因素研究
袁长伟, 张帅, 焦萍, 武大勇

Temporal and spatial variation and influencing factors research on total factor efficiency for transportation carbon emissions in China
Changwei YUAN, Shuai ZHANG, Ping JIAO, Dayong WU
表5 SLM模型估计及检验
Table 5 Estimation and test results of SLM model
变量 无空间效应 空间固定效应 时间固定效应 双固定效应 随机效应
α 1.254*** - - - -
(4.340) - - - -
lnpop -0.076*** -0.288 -0.079*** -0.442** -0.088
(-4.029) (-1.534) (-4.114) (-2.438) (-1.440)
lninc -0.166*** -0.143*** -0.130** -0.470*** -0.388***
(-4.449) (-3.125) (-2.376) (-6.126) (-5.321)
lnint -0.230*** -0.346*** -0.229*** -0.206*** -0.195***
(-4.573) (-5.125) (-4.514) (-3.140) (-3.182)
lnt 0.318*** 0.095*** 0.326*** 0.119*** 0.142***
(9.753) (-2.841) (9.870) (3.851) (4.548)
lnfac -0.059** -0.212*** -0.038 -0.229*** -0.204***
(-2.030) (-7.553) (-1.094) (-8.057) (-7.416)
lnpst -0.024 -0.255*** -0.014 -0.116* -0.113**
(4.073) (-3.846) (-0.413) (-1.836) (-2.098)
W*dep.var 0.259*** 0.036 0.204*** -0.291*** -0.284***
(4.073) (0.490) (3.065) (-3.820) (-3.453)
R-squared 0.354 0.861 0.375 0.898 0.878
log-likelihood 38.946 271.206 44.737 314.935 73.818