Re: st: RE: Re: Multiple value labels

[Philipp Rehm <Philipp.Rehm@gmx.de>]

That's right.

MA V wrote:
> I believe it is the command "levels", right? (just found that out)
> Thanks!
> MA_V
>
> > From: "MA V" <ma_v@hotmail.com>
> > Reply-To: statalist@hsphsun2.harvard.edu
> > To: statalist@hsphsun2.harvard.edu
> > Subject: RE: st: RE: Re: Multiple value labels
> > Date: Sun, 26 Mar 2006 22:41:41 +0000
> >
> > Thanks so much for your suggestion.
> > One question: I have version 8.2 of Stata so I don't have the 
> > "levelsof" command. Is there anyway of geeting this plug-in for my 
> > version? Or is there a similar version of this command for Stata 8.2? 
> > I believe this command would be very useful to me even in other 
> > contexts (that not the value labels).
> > Thanks,
> > MA_V
> >
> >
> >
> > > From: "Nick Cox" <n.j.cox@durham.ac.uk>
> > > Reply-To: statalist@hsphsun2.harvard.edu
> > > To: <statalist@hsphsun2.harvard.edu>
> > > Subject: st: RE: Re: Multiple value labels
> > > Date: Sun, 26 Mar 2006 17:55:15 +0100
> > >
> > > Thanks for the plug. I'd have to recommend -labmask-
> > > myself as probably the most user-friendly solution here.
> > >
> > > If it didn't exist, the problem yields to a few lines.
> > >
> > > * check the assumption of correspondence in
> > > your desired direction:
> > >
> > > bysort var1 (var2) : assert var2[1] == var2[_N]
> > >
> > > (compare:
> > > How do I list observations in a group that differ on a variable?
> > > http://www.stata.com/support/faqs/data/diff.html)
> > >
> > > * get the distinct values of -var2-:
> > >
> > > levelsof var2, local(levels)
> > >
> > > foreach l of local levels {
> > >     su var1 if var2 == "`l'", meanonly
> > >     label def var1 `r(min)' "`l'", add
> > > }
> > >
> > > By assumption the values of -var1- given -var2-
> > > are identical. So we can do a look-up by a -summarize-
> > > of those values, and add a new value label each
> > > time around the loop.
> > >
> > > Then we link the labels to the variable:
> > >
> > > label val var1 var1
> > >
> > > Nick
> > > n.j.cox@durham.ac.uk
> > >
> > > Rosy Reynolds
> > >
> > > > Nick Cox's nifty program -labmask-, part of the -labutil-
> > > > suite, will do the
> > > > job. It assigns the values (or optionally value labels) of
> > > > one variable as
> > > > the value labels of another.
> > > > -findit labutil-
> > >
> > > MA V
> > >
> > > > > I have the following in my data:
> > > > > obs        var1           var2
> > > > > 1         304                House
> > > > > 2         666                Land
> > > > > 3         200                Building
> > > > > 4         304                House
> > > > > 5         304                House
> > > > > ...       ...                  ....
> > > > >
> > > > > where var2 contains the labels for var1. Since I have many
> > > > labels it will
> > > > > not be easy to create the labels for var1 by hand. Is there an easy
> > > > > procedure to make stata recognize that there is an unique
> > > > correspondence
> > > > > between var1 and var2 and to label var1 using var2?
> > >
> > > *
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