hausman检验p值为1

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Correlated Random Effects - Hausman Test    
Pool: DATA_1    
Test cross-section and period random effects    
    
Test Summary  Chi-Sq. Statistic Chi-Sq. d.f. Prob.
    
Cross-section random  0.000000 3 1.0000
Period random  0.000000 3 1.0000
Cross-section and period random  0.000000 3 1.0000
    
* Cross-section test variance is invalid. Hausman statistic set to zero.    
* Period test variance is invalid. Hausman statistic set to zero.    
** Warning: robust standard errors may not be consistent with    
        assumptions of Hausman test variance calculation.    
    
Cross-section random effects test comparisons:    
    
Variable Fixed   Random  Var(Diff.)  Prob.
    
FDISHARE? 1.619666 0.935066 -0.010373 NA
BS? 25.826604 4.730911 79.237536 0.0178
FS? 10.535481 1.064130 4.940580 0.0000
    
    
Cross-section random effects test equation:    
Dependent Variable: LOG(TFP?)    
Method: Panel EGLS (Period random effects)    
Date: 03/06/09   Time: 00:22    
Sample: 2001 2006    
Included observations: 6    
Cross-sections included: 14    
Total pool (balanced) observations: 84    
Swamy and Arora estimator of component variances    
White cross-section standard errors & covariance (d.f. corrected)    
    
Variable Coefficient Std. Error t-Statistic Prob. 
    
C -1.916552 0.295072 -6.495194 0.0000
FDISHARE? 1.619666 0.309257 5.237285 0.0000
BS? 25.82660 9.029847 2.860137 0.0056
FS? 10.53548 2.272515 4.636044 0.0000
    
 Effects Specification   
   S.D.   Rho 
    
Cross-section fixed (dummy variables)    
Period random   0.026353 0.0993
Idiosyncratic random   0.079366 0.9007
    
 Weighted Statistics   
    
R-squared 0.721038     Mean dependent var  0.413359
Adjusted R-squared 0.654420     S.D. dependent var  0.203553
S.E. of regression 0.119661     Sum squared resid  0.959349
F-statistic 10.82352     Durbin-Watson stat  0.668957
Prob(F-statistic) 0.000000   
    
 Unweighted Statistics   
    
R-squared 0.729062     Mean dependent var  0.413359
Sum squared resid 1.538026     Durbin-Watson stat  0.625742
    
    
Period random effects test comparisons:    
    
Variable Fixed   Random  Var(Diff.)  Prob.
    
FDISHARE? 0.502465 0.935066 -0.054144 NA
BS? 1.800018 4.730911 0.226533 0.0000
FS? -0.400805 1.064130 0.336485 0.0116
    

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关键词：Hausman检验 hausman ausman Aus Man 检验 hausman

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* Cross-section test variance is invalid. Hausman statistic set to zero.   
* Period test variance is invalid. Hausman statistic set to zero.   
** Warning: robust standard errors may not be consistent with   
        assumptions of Hausman test variance calculation.   
本文来自: 人大经济论坛(http://www.pinggu.org) 详细出处参考：https://bbs.pinggu.org/b70i425610p2.html

横截面检验和时间序列检验 变量是无效的，Hausman检验值被设置为零，不能进行检验的。

其它的我也没详细看 呵呵

Test cross-section and period random effects   是失败的结果

你可以试试 双 fixed effects

然后在 fixed test

偶也遇到同样情况了  跪求解啊