Stata The Stata listserver
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

st: RE: speeding up program


From   "Scott Merryman" <smerryman@kc.rr.com>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: speeding up program
Date   Tue, 26 Oct 2004 20:37:34 -0500

> -----Original Message-----
> From: owner-statalist@hsphsun2.harvard.edu [mailto:owner-
> statalist@hsphsun2.harvard.edu] On Behalf Of Patricia Sourdin
> Sent: Tuesday, October 26, 2004 7:27 PM
> To: 'statalist@hsphsun2.harvard.edu'
> Subject: st: speeding up program
> 
<snip> 
> 
> In other words, I have monthly salary data on each individual (memid) in
> each
> household(hhid). My data set has about 60,000 observations.
> I have written the following command to sum salary across month for each
> individual
> 
> by hhid memid,sort: egen quart_inc=sum(salary)
> 
> which works fine except then I have to get rid of all the duplicate totals
> created for each individual.  
<snip>

Patricia,

How about -collapse (sum) salary, by(hhid memid)-

Hope this helps,
Scott



*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index