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st: RE: How to merge individual records to groups in a large dataset, w/o using collapse


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: How to merge individual records to groups in a large dataset, w/o using collapse
Date   Mon, 26 Feb 2007 23:11:18 -0000

Dear Crazy, or dear Allon: 

On the face of it, a merge problem calls for the -merge-
command. 

Nick 
n.j.cox@durham.ac.uk 

Allon Crazy
 
> I am wondering how to merge individual records to
> groups for an extremely large dataset (20 million
> observations), without using collapse. I tred
> collapse, but my computer would not offer enough
> memeory for it because the dataset is too huge. I
> tried egen, but egen does not take sampling weights
> into consideration. I am wondering whether there is
> another way or other options. 
 

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