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st: RE: in search of merge modification


From   "Scott Merryman" <smerryman@kc.rr.com>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: in search of merge modification
Date   Fri, 15 Sep 2006 15:04:34 -0500

Possibly Michael Blasnik's -nearmrg- can be used or adapted to your needs.
-findit nearmrg- to locate and download.

Scott

> -----Original Message-----
> From: Beaulieu, Emily A [mailto:eabeau2@email.uky.edu]
> Sent: Friday, September 15, 2006 12:30 PM
> To: statalist@hsphsun2.harvard.edu
> Subject: st: in search of merge modification
> 
> I am hoping to be able to perform a match-merge of 2 data sets where both
> s=
> ets have unique (country, date) observations [where the date variable is a
> =
> STATA numeric date], but the dates in the 2 data sets, are not a direct
> mat=
> ch.=A0 The countries will match, and what I would like STATA to do is
> match=
>   the dates in memory to the closest preceding dates in the "using" data
> set=
> , for any given country.=A0 I would also like to perform a separate merge,
> =
> having STATA choose the closest following date in the data set.=A0 


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