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Re: st: Merge data

From   Richard Goldstein <>
Subject   Re: st: Merge data
Date   Thu, 13 Nov 2003 08:10:01 -0500

if A is the master file and B is the using file, 
use the "nokeep" option of -merge-


Lok Wong wrote:
> Hi,there,
> I have one question about merging data..I am wondering if someone out there
> could help me with it.
> Let's say data sets, A and B.. A includes {X1,X2,X3,X4} and B
> includes{X1,X2,X5}..Using X1 and X2, we could uniquely identify the
> individuals in the data...Moreover,the sample size of B is bigger that of
> A..I only want X5 of individuals in B who are also in A...How could I do
> this?
> Thanks a lot..
> Lok
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