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Re: st: Drop subjects from a panel
From
Ayman Farahat <[email protected]>
To
"[email protected]" <[email protected]>
Subject
Re: st: Drop subjects from a panel
Date
Wed, 8 Feb 2012 13:28:29 -0800 (PST)
Thanks Klauss;
One question : Wouldnt this just remove the observation at time==2 while leaving the observations at different times?
Ayman
----- Original Message -----
From: Klaus Pforr <[email protected]>
To: [email protected]
Cc:
Sent: Wednesday, February 8, 2012 12:52 PM
Subject: Re: st: Drop subjects from a panel
<>
Hello Ayman,
try
<drop if covariate==0 & time==2>
best
Klaus
Am 08.02.2012 21:36, schrieb Ayman Farahat:
> Hello ;
>
> I have a panel data. I would like to remove all subjects that had a certain co-variate at a specific time.
>
> For example, drop all subjects that had a covariate==0 for time==2.
> Any help greatly appreciated.
>
> Thanks
> Ayman
>
>
> *
> * For searches and help try:
> * http://www.stata.com/help.cgi?search
> * http://www.stata.com/support/statalist/faq
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--
__________________________________
Klaus Pforr
MZES AB - A
Universität Mannheim
D - 68131 Mannheim
Tel: +49-621-181 2797
fax: +49-621-181 2803
URL: http://www.mzes.uni-mannheim.de
Besucheranschrift: A5, Raum A309
__________________________________
*
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* http://www.ats.ucla.edu/stat/stata/
*
* For searches and help try:
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* http://www.stata.com/support/statalist/faq
* http://www.ats.ucla.edu/stat/stata/