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| From | Maarten buis <maartenbuis@yahoo.co.uk> |
| To | statalist@hsphsun2.harvard.edu |
| Subject | Re: st: "vertical filter and sum of data" |
| Date | Tue, 13 Jul 2010 08:07:34 -0700 (PDT) |
--- On Tue, 13/7/10, Maximiliano Manuel Silva Correa wrote:
> The structure of the data is
>
> LINE S_INDEX MONTH POWER
>
> Fixing LINE, MONTH, id like to sum POWER all over (S_INDEX)
> the line.
bys LINE MONTH id : egen tot_power = total(power)
Hope this helps,
Maarten
--------------------------
Maarten L. Buis
Institut fuer Soziologie
Universitaet Tuebingen
Wilhelmstrasse 36
72074 Tuebingen
Germany
http://www.maartenbuis.nl
--------------------------
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