求助:
Fixed-effects (within) regression Number of obs = 71
Group variable: countrycode Number of groups = 31
R-sq: within = 0.3429 Obs per group: min = 1
between = 0.2003 avg = 2.3
overall = 0.3243 max = 3
F(3,30) = 9.12
corr(u_i, Xb) = -0.7175 Prob > F = 0.0002
(Std. Err. adjusted for 31 clusters in countrycode)
------------------------------------------------------------------------------
| Robust
ly | Coef. Std. Err. t P>|t| [95% Conf. Interval]
-------------+----------------------------------------------------------------
li | .0357294 .0200222 1.78 0.084 -.0051615 .0766203
lpat | -.0972368 .0251678 -3.86 0.001 -.1486362 -.0458373
lentrep | -.0066203 .0358696 -0.18 0.855 -.0798757 .0666351
_cons | 10.80034 .1372043 78.72 0.000 10.52013 11.08055
-------------+----------------------------------------------------------------
sigma_u | .85269103
sigma_e | .07504178
rho | .9923145 (fraction of variance due to u_i)
------------------------------------------------------------------------------
需要同时满足P<0.05和t>1.96,才可以说是significant的吗?
比如说上面结果中,lpat的P<0.05,可是t<1.96,这样可以说lpat has a negtive influence on ly吗?


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