# Re: st: Re: how to regress and outreg by year?

 From "Ziyang Wang" To "statalist@hsphsun2.harvard.edu" Subject Re: st: Re: how to regress and outreg by year? Date Thu, 15 May 2008 22:57:54 +0800

```I see, I didn't know eststo before, I think it should save some time for outputing regressions.

Thanks,

Martin

======= 2008-05-15 20:49:18 Original Message£º=======

>Suggest you use estout:
>
>webuse grunfeld,clear
>keep if year < 1940
>levelsof year, local(yrs)
>eststo clear
>foreach y of local yrs {
>	eststo: qui reg invest mvalue kstock if year == `y'
>}
>esttab
>
>You could readily modify this to handle more years (for instance,
>keeping track of the count, and writing a table every five years,
>then clearing stored estimates).
>
>Kit Baum, Boston College Economics and DIW Berlin
>http://ideas.repec.org/e/pba1.html
>An Introduction to Modern Econometrics Using Stata:
>http://www.stata-press.com/books/imeus.html
>
>
>On May 15, 2008, at 02:33 , statalist-digest wrote:
>
>> May I ask a novice question? I'm really new to Stata. I want to run
>> regression by year and the outreg the coefficients for each year. I
>> want to use like :
>> by year: xi: areg score age education , absorb(nation), but stata
>> tells me "by" can not be combined with xi. Anyone has good
>> solutions? Also I don't think using by can outreg coefficients for
>> each year.
>
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