chtliu 发表于 2013-6-19 14:09 
我的数据已经上传,一并有我用的command,能否麻烦您测试一下,多谢
您的样本很大,所以挺耗时间的。
证明确实可以执行,所以应该不是资料的问题,
建议重下Stata并升级好。
以下是执行的结果 【供您参考, 至于omitted,是因为您提供的部份数据里,全部都是1或全部是0】
. import excel "F:\testdata.xlsx", sheet("Sheet1") firstrow
. browse
. local x1 "lnpcx lnpcx2 lnz inf_2r ch3_6r ch7_9r ch10_12r reg1-reg9 safenet sfd reside"
.
. semipar prsonshr `x1', nonpar(totexpen)
Number of obs = 7878
R-squared = 0.0167
Adj R-squared = 0.0147
Root MSE = 0.0119
------------------------------------------------------------------------------
prsonshr | Coef. Std. Err. t P>|t| [95% Conf. Interval]
-------------+----------------------------------------------------------------
lnpcx | .0078868 .0058339 1.35 0.176 -.0035492 .0193229
lnpcx2 | -.000551 .0003979 -1.38 0.166 -.001331 .000229
lnz | .0001671 .000413 0.40 0.686 -.0006424 .0009766
inf_2r | -.0002927 .0005263 -0.56 0.578 -.0013244 .0007391
ch3_6r | -.0010309 .0005308 -1.94 0.052 -.0020714 9.64e-06
ch7_9r | -.0004116 .0007094 -0.58 0.562 -.0018023 .000979
ch10_12r | .0005251 .000879 0.60 0.550 -.001198 .0022482
reg1 | -.002179 .0006258 -3.48 0.001 -.0034057 -.0009523
reg2 | .0010069 .0007636 1.32 0.187 -.00049 .0025039
reg3 | -.0016393 .0004543 -3.61 0.000 -.0025299 -.0007488
reg4 | -.0007882 .000415 -1.90 0.058 -.0016017 .0000253
reg5 | -.0019452 .0006706 -2.90 0.004 -.0032598 -.0006306
reg6 | -.0003512 .0006998 -0.50 0.616 -.0017229 .0010205
reg7 | -.0015212 .0004656 -3.27 0.001 -.002434 -.0006085
reg8 | 0 (omitted)
reg9 | 0 (omitted)
safenet | .0015302 .0003347 4.57 0.000 .0008741 .0021864
sfd | 0 (omitted)
reside | -.0022106 .0003166 -6.98 0.000 -.0028312 -.00159
------------------------------------------------------------------------------
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