一般个体固定效应模型 公共截距项问题?
一般没有公共截距项,
可我做出来的存在公共截距项,问什么原因?请教
Dependent Variable: GDP? | | | ||
Method: Pooled Least Squares | | | ||
Date: | | | ||
Sample: 2000 2004 | | | ||
Included observations: 5 | | | ||
Cross-sections included: 31 | | | ||
Total pool (balanced) observations: 155 | ||||
| | | | |
| | | | |
Variable | Coefficient | Std. Error | t-Statistic | Prob. |
| | | | |
| | | | |
C | 11.41782 | 0.954208 | 11.96575 | 0.0000 |
FE? | 0.095185 | 0.013644 | 6.976379 | 0.0000 |
WI? | 0.459688 | 0.049994 | 9.194907 | 0.0000 |
LB? | -0.525513 | 0.150773 | -3.485454 | 0.0007 |
Fixed Effects (Cross) | | | | |
_BJ--C | -1.543034 | | | |
_TJ--C | -1.674505 | | | |
_HB--C | 1.043430 | | | |
_SX--C | -0.362607 | | | |
_NMG--C | -0.108128 | | | |
_LN--C | 0.250602 | | | |
_JL--C | 0.100553 | | | |
_HLJ--C | -0.084884 | | | |
_SH--C | -1.380118 | | | |
_JS--C | 1.039009 | | | |
_ZHEJ--C | 0.474467 | | | |
_ANH--C | 0.971928 | | | |
_FJ--C | 0.639694 | | | |
_JX--C | 0.605244 | | | |
_SHD--C | 1.223041 | | | |
_HN--C | -0.322586 | | | |
_HUB--C | 0.904653 | | | |
_HUN--C | 1.012567 | | | |
_GD--C | 0.988972 | | | |
_GX--C | 0.610026 | | | |
_HN--C | -0.322586 | | | |
_CHQ--C | 0.214964 | | | |
_SIC--C | 1.256048 | | | |
_GUIZ--C | 0.171985 | | | |
_YUNN--C | 0.446152 | | | |
_XZ--C | -1.785200 | | | |
_SHANX--C | 0.037496 | | | |
_GS--C | -0.221145 | | | |
_QH--C | -1.868829 | | | |
_NX--C | -2.014947 | | | |
_XJ--C | -0.302262 | | | |
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| | | | |
| Effects Specification | | | |
| | | | |
| | | | |
Cross-section fixed (dummy variables) | ||||
| | | | |
| | | | |
R-squared | 0.997174 | Mean dependent var | 15.06726 | |
Adjusted R-squared | 0.996403 | S.D. dependent var | 0.997261 | |
S.E. of regression | 0.059811 | Akaike info criterion | -2.604179 | |
Sum squared resid | 0.432860 | Schwarz criterion | -1.936589 | |
Log likelihood | 235.8239 | F-statistic | 1293.698 | |
Durbin-Watson stat | 1.605749 | Prob(F-statistic) | 0.000000 | |


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