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RE: st: Re: egen mean function


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   RE: st: Re: egen mean function
Date   Thu, 18 Aug 2005 21:03:43 +0100

This really is in your court. Why do you 
have these multiples? 

It seems that your data are not appropriate for -tssmooth-, 
given what you said in a prior -tsset- (did you declare
the panel variable?). I don't think there is 
any question of a work-around until the data 
set-up is clear. 

Nick 
n.j.cox@durham.ac.uk 

James Avery
 
> Nick, Kit,
> 
> Thanks. But when I use tssmooth, I am told there are
> repeated time values in sample:
> 
> tssmooth ma st_7 = st, window(7 1)
> repeated time values in sample
> 
> I have a number of cases for each time period. Any way
> to get around this?
 
n j cox 

> > Kit is referring to a function in the -egenmore-
> > package on SSC.
> > 
> > In official Stata, see -tssmooth-.

Kit Baum
 
> > egen filter
 
James
 
> > I am using a rolling cross-sectional survey. So I
> > have
> > individual-level data. There are many days and many
> > individuals interviewed each day. I have a variable
> > for day and another variable for campaign news
> > volume
> > (CNV). I would like to create a new variable, prior
> > week campaign news volume (PWCNV) that is the mean
> > CNV
> > for the prior 7 days. Is it possible to do this with
> > the egen mean function or with another egen
> > function?

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