菜鸡求指教!- * Example generated by -dataex-. To install: ssc install dataex
- clear
- input float wretwd double wretwdos float(wretwdosl1 wretwdosl2 wretwdosf1 wretwdosf2 group w_wretwd_cwretwdos) str12 stkcd int year
- .037037 .03806 . . -.037726 -.002842 1 . "000002" 2010
- .072619 -.037726 .03806 . -.002842 .003459 1 . "000002" 2010
- -.08768 -.002842 -.037726 .03806 .003459 -.042437 1 . "000002" 2010
- .081509 .003459 -.002842 -.037726 -.042437 -.044732 2 . "000002" 2011
- .017998 -.042437 .003459 -.002842 -.044732 .009722 2 . "000002" 2011
- -.074033 -.044732 -.042437 .003459 .009722 .012422 2 . "000002" 2011
- -.01432 .009722 -.044732 -.042437 .012422 .031604 2 . "000002" 2011
- -.009685 .012422 .009722 -.044732 .031604 .033829 2 . "000002" 2011
- .00978 .031604 .012422 .009722 .033829 .008798 2 . "000002" 2011
- .010896 .033829 .031604 .012422 .008798 .010012 2 . "000002" 2011
- -.026347 .008798 .033829 .031604 .010012 .006772 2 . "000002" 2011
- .02583 .010012 .008798 .033829 .006772 -.004229 2 . "000002" 2011
- -.001199 .006772 .010012 .008798 -.004229 .016599 2 . "000002" 2011
- -.015606 -.004229 .006772 .010012 .016599 -.026581 2 . "000002" 2011
- .063415 .016599 -.004229 .006772 -.026581 .019486 2 . "000002" 2011
- .011468 -.026581 .016599 -.004229 .019486 -.003641 2 . "000002" 2011
- .037415 .019486 -.026581 .016599 -.003641 -.005967 2 . "000002" 2011
- -.027322 -.003641 .019486 -.026581 -.005967 -.053 2 . "000002" 2011
- -.039326 -.005967 -.003641 .019486 -.053 -.004959 2 . "000002" 2011
- -.008187 -.053 -.005967 -.003641 -.004959 .008495 2 . "000002" 2011
- -.021226 -.004959 -.053 -.005967 .008495 -.003648 2 . "000002" 2011
- .001205 .008495 -.004959 -.053 -.003648 -.077497 2 . "000002" 2011
- -.008424 -.003648 .008495 -.004959 -.077497 .018938 2 . "000002" 2011
- -.029126 -.077497 -.003648 .008495 .018938 -.006429 2 . "000002" 2011
- -.013924 .018938 -.077497 -.003648 -.006429 -.026296 2 . "000002" 2011
- .026958 -.006429 .018938 -.077497 -.026296 .047647 2 . "000002" 2011
- .00625 -.026296 -.006429 .018938 .047647 .02232 2 . "000002" 2011
- .040994 .047647 -.026296 -.006429 .02232 .03192 2 . "000002" 2011
- .0358 .02232 .047647 -.026296 .03192 .021692 2 . "000002" 2011
- .016129 .03192 .02232 .047647 .021692 -.016139 2 . "000002" 2011
- end
中国工业经济程序如下:目的是想找出下列黑体回归的残差,菜鸡也不知道为什么要写循环

egen group=group(stkcd year)
qui g w_wretwd_cwretwdos=.
qui su group
destring wretwd,replace
recast float wretwd ,force
forvalues i=1/`r(max)' {
capture reg wretwd wretwdosl2 wretwdosl1 wretwdos wretwdosf1 wretwdosf2 if group==`i'
if _rc==0 {
qui predict r if group==`i',residual
qui replace w_wretwd_cwretwdos=ln(1+r) if group==`i'
drop r
}
}


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