悬赏 5 个论坛币 未解决
HDFE Linear regression Number of obs = 1,104
Absorbing 1 HDFE group F( 18, 92) = 6.66
Statistics robust to heteroskedasticity Prob > F = 0.0000
R-squared = 0.1591
Adj R-squared = 0.1340
Within R-sq. = 0.1325
Number of clusters (id) = 93 Root MSE = 0.7237
(Std. Err. adjusted for 93 clusters in id)
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| Robust
lnPro | Coef. Std. Err. t P>|t| [95% Conf. Interval]
-------------+----------------------------------------------------------------
Before7 | -.0327544 .073458 -0.45 0.657 -.1786483 .1131395
Before6 | .0303077 .0743653 0.41 0.685 -.1173881 .1780036
Before5 | -1.046869 .8959284 -1.17 0.246 -2.82626 .7325221
Before4 | .025505 .075636 0.34 0.737 -.1247146 .1757246
Before3 | .0322761 .0618159 0.52 0.603 -.0904956 .1550478
Before2 | .0031933 .0545201 0.06 0.953 -.1050883 .1114749
Current | .1526822 .0709339 2.15 0.034 .0118013 .2935631
After1 | .1627927 .0664201 2.45 0.016 .0308767 .2947086
After2 | .1236279 .0713264 1.73 0.086 -.0180325 .2652883
After3 | .1527216 .0569315 2.68 0.009 .0396507 .2657925
After4 | .1037156 .0591502 1.75 0.083 -.0137619 .2211931
After5 | .1020989 .0524865 1.95 0.055 -.0021437 .2063416
After6 | .1066453 .0538163 1.98 0.051 -.0002385 .2135292
After7 | .13915 .0564038 2.47 0.015 .0271272 .2511728
lev | -.5219806 .2298997 -2.27 0.026 -.9785813 -.06538
dual | -.0088396 .0066952 -1.32 0.190 -.0221369 .0044577
liquid | -.0017114 .0091014 -0.19 0.851 -.0197876 .0163648
lnsize1 | .1617767 .0471173 3.43 0.001 .0681977 .2553557
_cons | 18.9146 1.013321 18.67 0.000 16.90206 20.92714
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其余年份都正常,只有Before5的系数特别大,导致作图的时候非常难看。有没有什么解决方法,能否直接把Before5去掉?