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Re: st: Ranking observations of a variable across a set of variables


From   Tirthankar Chakravarty <tirthankar.chakravarty@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Ranking observations of a variable across a set of variables
Date   Tue, 1 Nov 2011 22:02:32 -0700

You probably want Nick Cox's -rowranks- package, available from SSC:

*****************************************
clear*
input x1 x2 x3 x4
50 10 30 60
20 60 10 40
end
ssc install rowranks
rowranks x1-x4, generate(rank1-rank4) field
li
*****************************************

T
On Tue, Nov 1, 2011 at 8:24 PM, Jennifer L. Milosch
<milosch@umail.ucsb.edu> wrote:
> Hello,
> I am trying to find the rank of an observation of a variable across a set of
> variables. My data looks something like this:
>
> x1|x2|x3|x4
> 50|10|30|60
> 20|60|10|40
>
> I want to generate a variable for the rank of x1 compared to the values of
> x1, x2, x3, and x4 for each observation in the data.  I have tried using
>
> -bysort x1 x2 x3 x4: egen rank1=rank(x1)-
>
> but it is returning a variable of all ones, which is not correct.  Using the
> data above, I'm look for variables that are:
>
> rank1|rank2|rank3|rank4
> 2 |4 |3 |1
> 3 |1 |4 |2
>
> Any help would be much appreciated.
>
>
> --
> Jennifer L. Milosch
> Ph.D. Candidate
> Dept of Economics
> UC Santa Barbara
>
>
>
>
>
> *
> *   For searches and help try:
> *   http://www.stata.com/help.cgi?search
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
>



-- 
Tirthankar Chakravarty
tchakravarty@ucsd.edu
tirthankar.chakravarty@gmail.com

*
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