Nick and Austin,
Thank you very much for your help.
Regards
Nikos
-----Original Message-----
From: [email protected]
[mailto:[email protected]] On Behalf Of Nick Cox
Sent: Monday, February 26, 2007 9:51 PM
To: [email protected]
Subject: RE: st: Select observations within variable
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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