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RE: st: Select observations within variable


From   "Nick Cox" <[email protected]>
To   <[email protected]>
Subject   RE: st: Select observations within variable
Date   Mon, 26 Feb 2007 21:51:13 -0000

Alternatively, check out -tsspell- from SSC. 

Nick 
[email protected] 

Austin Nichols
 
> Like so?
> bys i (t): gen red2=sum(x<x[_n-1] & _n>1)>0
 
Nikolaos Kanellopoulos 

> > I have a very common panel data set. i is my individual 
> identifier, t my
> > time variable and x is a categorical variable. I want to 
> create a variable
> > that will be 1  for all the observations of the same 
> individual after x is
> > reduced. ie I want to identify all the observations for the 
> same individual
> > after a reduction on x has taken place. Note that a 
> reduction does not
> > happen to all individuals.

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