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回归结果:
SDM with spatial fixed-effects Number of obs = 816
Group variable: state Number of groups = 48
Time variable: year Panel length = 17
R-sq: within = 0.9437
between = 0.9880
overall = 0.9868
Mean of fixed-effects = 1.8178
Log-likelihood = 1645.1110
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lngsp | Coefficient Std. err. z P>|z| [95% conf. interval]
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Main |
lnpcap | -.0288901 .0247454 -1.17 0.243 -.0773902 .0196101
lnpc | .16594 .0253079 6.56 0.000 .1163375 .2155425
lnemp | .7754467 .026913 28.81 0.000 .7226983 .8281952
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Wx |
lnpcap | -.1219195 .0404055 -3.02 0.003 -.2011127 -.0427262
lnpc | -.008558 .0350339 -0.24 0.807 -.0772231 .0601072
lnemp | -.3473069 .0460499 -7.54 0.000 -.437563 -.2570508
-------------+----------------------------------------------------------------
Spatial |
rho | .5236215 .0324883 16.12 0.000 .4599456 .5872974
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Variance |
sigma2_e | .0009618 .0000488 19.72 0.000 .0008662 .0010573
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Direct |
lnpcap | -.0512916 .0254468 -2.02 0.044 -.1011665 -.0014168
lnpc | .1756364 .0214296 8.20 0.000 .1336351 .2176378
lnemp | .7889446 .0261832 30.13 0.000 .7376264 .8402627
-------------+----------------------------------------------------------------
Indirect |
lnpcap | -.2585819 .0746589 -3.46 0.001 -.4049106 -.1122532
lnpc | .1412353 .0611869 2.31 0.021 .0213112 .2611595
lnemp | .1206133 .06377 1.89 0.059 -.0043736 .2456003
-------------+----------------------------------------------------------------
Total |
lnpcap | -.3098736 .084075 -3.69 0.000 -.4746576 -.1450895
lnpc | .3168718 .0673099 4.71 0.000 .1849468 .4487968
lnemp | .9095579 .0679307 13.39 0.000 .7764161 1.0427
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