. xttobit z x1 x2 x3 x4 x5 x6 x7 x8 x9 x10,re
Obtaining starting values for full model:
Iteration 0: log likelihood= 31.136906
Iteration 1: log likelihood= 31.498024
Iteration 2: log likelihood= 31.635884
Iteration 3: log likelihood= 31.637031
Iteration 4: log likelihood= 31.637031
Fitting full model:
Iteration 0: log likelihood= 31.637031
Iteration 1: log likelihood = 31.637031
Random-effects tobit regression Number of obs = 126
Group variable: b Number ofgroups = 16
Random effects u_i ~ Gaussian Obs per group: min = 7
avg= 7.9
max = 8
Wald chi2(10) = 84.32
Log likelihood = 31.637031 Prob > chi2 = 0.0000
------------------------------------------------------------------------------
z | Coef. Std. Err. z P>|z| [95% Conf. Interval]
-------------+----------------------------------------------------------------
x1 | 22.67884 3.204359 7.08 0.000 16.39841 28.95927
x2 | .0961138 .8354477 0.12 0.908 -1.541334 1.733561
x3 | 51.9558 13.4667 3.86 0.000 25.56155 78.35004
x4 | -8.861111 7.161532 -1.24 0.216 -22.89746 5.175234
x5 | .0241724 .0265837 0.91 0.363 -.0279307 .0762754
x6 | .3626605 .4584883 0.79 0.429 -.53596 1.261281
x7 | -13.43217 7.426339 -1.81 0.070 -27.98753 1.123189
x8 | 4.387166 2.413966 1.82 0.069 -.3441194 9.118452
x9 | -36.54062 38.48797 -0.95 0.342 -111.9757 38.89442
x10 | .2016649 .0573942 3.51 0.000 .0891743 .3141556
_cons | .9777116 1.020062 0.96 0.338 -1.021573 2.976996
-------------+----------------------------------------------------------------
/sigma_u | .0483398 .0344533 1.40 0.161 .0191874 .1158671
/sigma_e | .1830854 .0130577 14.02 0.000 .1574927 .2086781
-------------+----------------------------------------------------------------
rho | .0651683 .0905759 .0018067 .4540349
------------------------------------------------------------------------------
Observation summary: 0 left-censored observations
126 uncensored observations
0 right-censored observations