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Re: st: running regs for subsamples


From   tabreez shams <tabreezsp@yahoo.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: running regs for subsamples
Date   Wed, 9 Aug 2006 03:02:20 -0700 (PDT)

Thanks to both Marcello Pagano, Kit Baum and Phillippe
Rehm for your comments on sorting the samples.

--- Marcello Pagano <pagano@hsph.harvard.edu> wrote:

> 
> From: Kit Baum <baum@bc.edu>
> Date: August 8, 2006 8:49:02 AM EDT
> To: statalist@hsphsun2.harvard.edu
> Subject: running regs for subsamples
> 
> 
> Shams asked about running regressions for data
> LT//GE annual median  
> values of a variable in panel data.
> 
> webuse grunfeld, clear
> egen medinv = median(invest), by(year)
> g lowinv = (invest < medinv)
> bys lowinv: reg invest mvalue kstock
> bys lowinv: xtreg invest mvalue kstock, fe
> 
> Kit Baum, Boston College Economics
> http://ideas.repec.org/e/pba1.html
> An Introduction to Modern Econometrics Using Stata:
> http://www.stata-press.com/books/imeus.html
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