ok, I'll try it, thank you
giorgio
----- Original Message -----
From: "Nick Cox" <[email protected]>
To: <[email protected]>
Sent: Friday, February 13, 2004 1:25 PM
Subject: st: RE: Re: -hpfilter- question
> Almost certainly not.
>
> My code is, at best, applicable
> if your variables are called
>
> country
> year
> myvar
>
> and will probably need changing
> to match your variable names.
>
> Also, -hpfilter- is full of strange
> details, so I might easily be missing
> something.
>
> Nick
> [email protected]
>
> > -----Original Message-----
> > From: [email protected]
> > [mailto:[email protected]]On Behalf Of Giorgio
> > Ricchiuti
> > Sent: 13 February 2004 12:14
> > To: [email protected]
> > Subject: st: Re: -hpfilter- question
> >
> >
> > Thank you Nick,
> > should I put your programm in my do file directly?
> > thanks a lot
> > Giorgio
> >
> > ----- Original Message -----
> > From: "Nick Cox" <[email protected]>
> > To: <[email protected]>
> > Sent: Friday, February 13, 2004 1:01 PM
> > Subject: st: -hpfilter- question
> >
> >
> > > Giorgio Ricchiuti
> > >
> > > > I have to apply the Hoddrick-Prescott Filter Command to my Panel.
> > > > Unfortunately this command does not permit to use "by". Please,
> > > > Do you know how I can deal with this problem? I have 143
> > countries.
> > > > So create 143 variables and then merge them takes quiet
> > long time.
> > >
> > > Something like this may help.
> > >
> > > tsset country year
> > >
> > > gen hppredict = .
> > >
> > > levels country, local(C)
> > > qui foreach c of local C {
> > > hpfilter myvar if country == `c'
> > > replace hppredict = H_myvar if country == `c'
> > > drop H_myvar
> > > }
> > >
> > > See also
> > > http://www.stata.com/support/faqs/data/foreach.html
>
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