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RE: st: how to generate panel ID


From   sun samn <shwshang@hotmail.com>
To   <statalist@hsphsun2.harvard.edu>
Subject   RE: st: how to generate panel ID
Date   Fri, 8 Oct 2010 02:08:14 +0800


Dear Dr. Baum,
    Thanks for your help. You may not know that your online lecture notes help me a lot!
Thanks again,
samn 



> From: kit.baum@bc.edu
> Subject: re: st: how to generate panel ID
> Date: Mon, 4 Oct 2010 21:59:13 -0400
> To: statalist@hsphsun2.harvard.edu
> 
> <>
>    I have a data set, which has criminal rates of 50 cities for two years. It is a nice panel data setting, but there is no panel ID. I just realize that it is hard to  generate it in STATA.
> I have the 'year' variable, which is either 1987 or 1990.
>    Could you someone help me with this?
> 
> If you have the city name as a string variable,
> 
> encode cityname, gen(icty)
> tsset icty year, delta(3)
> 
> If you don't have such a variable, but you are certain that the 50 cities for 1987 are in the same order as they are in 1990,
> 
> by year: g icty = _n
> tsset icty year, delta(3)
> 
> Kit
> 
> Kit Baum   |   Boston College Economics & DIW Berlin   |   http://ideas.repec.org/e/pba1.html
>                               An Introduction to Stata Programming  |   http://www.stata-press.com/books/isp.html
>    An Introduction to Modern Econometrics Using Stata  |   http://www.stata-press.com/books/imeus.html
> 
> 
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