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Re: st: creating an unique household identification number


From   Friedrich Huebler <huebler@rocketmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: creating an unique household identification number
Date   Fri, 1 Sep 2006 10:48:09 -0700 (PDT)

Simo,

If both variables are numeric you can do this:

. gen long id1 =  Batch_nu*10 + hhid_nu

If both variables are strings you can do this:

. gen id2 = Batch_nu + hhid_nu

This command works with strings and numeric variables:

. egen id3 = group(Batch_nu hhid_nu)

Friedrich Huebler

--- Simo Hansen <simohansen@gmail.com> wrote:
> Dear All,
> I have a household level data that includes a batch number and
> within each
> batch number household id numbers. It looks like in the following
> form:
> 
> Batch_nu          hhid_nu
> 10100025          1                 
> 10100025          2        
> 10100025          3      
> 10100031          1
> 10100031          2
> 10100031          3
> 10100037          1
> 10100037          2
> 10100037          3
>  My question is that how I can create an unique identification
> number for
> each household using batch_nu and hhid_nu.
> Thank you.
> Best regards,
> Simo


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