命令：oprobit choice1 lnincome lnage hsize sum ring1 ring2 ring3 ring4 ring5 prpt1 prpt2 prpt3 prpt5 prpt6 prpt7 future1 future2  future4 job12 job4 job5 job6 job7 job8 hj2 hj3 hj45 lhprnt avarea, robust

结果：

Iteration 0:   log pseudolikelihood = -1466.6348
Iteration 1:   log pseudolikelihood = -1066.3382
Iteration 2:   log pseudolikelihood = -1027.4254
Iteration 3:   log pseudolikelihood = -1021.4876
Iteration 4:   log pseudolikelihood = -1020.3571
Iteration 5:   log pseudolikelihood = -1020.0635
Iteration 6:   log pseudolikelihood = -1019.9789
Iteration 7:   log pseudolikelihood = -1019.9532
Iteration 8:   log pseudolikelihood = -1019.9451
Iteration 9:   log pseudolikelihood = -1019.9425
Iteration 10:  log pseudolikelihood = -1019.9416
Iteration 11:  log pseudolikelihood = -1019.9413
Iteration 12:  log pseudolikelihood = -1019.9412
Iteration 13:  log pseudolikelihood = -1019.9412
Iteration 14:  log pseudolikelihood = -1019.9412
Iteration 15:  log pseudolikelihood = -1019.9412
Iteration 16:  log pseudolikelihood = -1019.9412
Iteration 17:  log pseudolikelihood = -1019.9412
Iteration 18:  log pseudolikelihood = -1019.9412
Iteration 19:  log pseudolikelihood = -1019.9412
Iteration 20:  log pseudolikelihood = -1019.9412
Iteration 21:  log pseudolikelihood = -1019.9412
Iteration 22:  log pseudolikelihood = -1019.9412
Iteration 23:  log pseudolikelihood = -1019.9412
Iteration 24:  log pseudolikelihood = -1019.9412
Iteration 25:  log pseudolikelihood = -1019.9412
Iteration 26:  log pseudolikelihood = -1019.9412
Iteration 27:  log pseudolikelihood = -1019.9412
Iteration 28:  log pseudolikelihood = -1019.9412
Iteration 29:  log pseudolikelihood = -1019.9412
Iteration 30:  log pseudolikelihood = -1019.9412
Iteration 31:  log pseudolikelihood = -1019.9412
Iteration 32:  log pseudolikelihood = -1019.9412
Iteration 33:  log pseudolikelihood = -1019.9412
Iteration 34:  log pseudolikelihood = -1019.9412
Iteration 35:  log pseudolikelihood = -1019.9412
Iteration 36:  log pseudolikelihood = -1019.9412

Ordered probit regression                         Number of obs   =       1780
                                                  Wald chi2(29)   =   14961.69
                                                  Prob > chi2     =     0.0000
Log pseudolikelihood = -1019.9412                 Pseudo R2       =     0.3046

------------------------------------------------------------------------------
             |               Robust
     choice1 |      Coef.   Std. Err.      z    P>|z|     [95% Conf. Interval]
-------------+----------------------------------------------------------------
    lnincome |   .1233229   .0337022     3.66   0.000     .0572678    .1893781
       lnage |   .1827813   .1073985     1.70   0.089    -.0277159    .3932784
       hsize |   .3601752   .0486535     7.40   0.000     .2648162    .4555342
         sum |   -.003307   .0097096    -0.34   0.733    -.0223375    .0157235
       ring1 |  -.3455588   .1925749    -1.79   0.073    -.7229987    .0318811
       ring2 |  -.1413333   .1755823    -0.80   0.421    -.4854682    .2028017
       ring3 |  -.1239872   .1456505    -0.85   0.395     -.409457    .1614826
       ring4 |  -.2407703   .1396825    -1.72   0.085    -.5145431    .0330024
       ring5 |  -.0907997   .1049717    -0.86   0.387    -.2965404     .114941
       prpt1 |  -10.65282   .1570395   -67.84   0.000    -10.96062   -10.34503
       prpt2 |  -.2823546   .0999758    -2.82   0.005    -.4783035   -.0864057
       prpt3 |  -.1566004   .0971065    -1.61   0.107    -.3469256    .0337247
       prpt5 |   -.496949   .1647756    -3.02   0.003    -.8199032   -.1739949
       prpt6 |  -10.84284    .199735   -54.29   0.000    -11.23431   -10.45137
       prpt7 |  -1.252591   .1933637    -6.48   0.000    -1.631577   -.8736054
     future1 |  -.1116904    .086801    -1.29   0.198    -.2818173    .0584364
     future2 |  -1.708162   .2321069    -7.36   0.000    -2.163083   -1.253241
     future4 |  -.5800069   .3327371    -1.74   0.081     -1.23216    .0721459
       job12 |   .0059027   .0760598     0.08   0.938    -.1431717    .1549772
        job4 |   .2129788   .1019911     2.09   0.037       .01308    .4128777
        job5 |  -.1945041    .359408    -0.54   0.588    -.8989308    .5099227
        job6 |  -.2549227   .1603782    -1.59   0.112    -.5692582    .0594127
        job7 |    .095657   .1623326     0.59   0.556    -.2225091    .4138231
        job8 |    .622818   .1699618     3.66   0.000      .289699    .9559369
         hj2 |  -.2150674   .1606897    -1.34   0.181    -.5300135    .0998786
         hj3 |   -.994902   .1065958    -9.33   0.000    -1.203826   -.7859781
        hj45 |  -.2084427   .5164016    -0.40   0.686    -1.220571     .803686
      lhprnt |    .291021   .3065705     0.95   0.342    -.3098462    .8918882
      avarea |   .0084872   .0020762     4.09   0.000      .004418    .0125564
-------------+----------------------------------------------------------------
       /cut1 |   .5443407   .5435623                     -.5210218    1.609703
       /cut2 |   3.452728   .5521088                      2.370615    4.534841
------------------------------------------------------------------------------
Note: 70 observations completely determined.  Standard errors questionable.

最后这句“Note: 70 observations completely determined.  Standard errors questionable.”是怎么回事呀？怎么调整呢？

急求大家的宝贵意见！！！

非常感谢