黃河泉 发表于 2017-10-4 16:27 
请将完整指令写出来,以供判断!
Threshold estimator (level = 95):
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model | Threshold Lower Upper
-----------+-----------------------------------------
Th-1 | 1.6667 1.5000 1.7500
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Threshold effect test (bootstrap = 300):
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Threshold | RSS MSE Fstat Prob Crit10 Crit5 Crit1
-----------+-------------------------------------------------------------------
Single | 6.40e+07 4.00e+05 6.59 0.2333 8.6500 10.9490 16.5038
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Fixed-effects (within) regression Number of obs = 165
Group variable: cityid Number of groups = 33
R-sq: within = 0.4609 Obs per group: min = 5
between = 0.3772 avg = 5.0
overall = 0.3780 max = 5
F(4,128) = 27.36
corr(u_i, Xb) = 0.2036 Prob > F = 0.0000
------------------------------------------------------------------------------
sp | Coef. Std. Err. t P>|t| [95% Conf. Interval]
-------------+----------------------------------------------------------------
gdp | .4078064 .0565264 7.21 0.000 .2959593 .5196536
wage | .0088723 .0053065 1.67 0.097 -.0016275 .019372
|
_cat#c.nrp |
0 | .0311814 .5042429 0.06 0.951 -.9665493 1.028912
1 | -.9419301 .4385458 -2.15 0.034 -1.809668 -.0741922
|
_cons | 4988.928 307.4642 16.23 0.000 4380.557 5597.298
-------------+----------------------------------------------------------------
sigma_u | 3401.2956
sigma_e | 707.47148
rho | .95852993 (fraction of variance due to u_i)
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F test that all u_i=0: F(32, 128) = 64.27 Prob > F = 0.0000
请问,我回归出的结果如上,是不是说明我的模型不行,是没有意义的