Re: st: xtile and "by" question

["Clive Nicholas" <clivelists@googlemail.com>]

On 08/05/07, Edgard Alfonso Polanco Aguilar <e-polanc@uniandes.edu.co> wrote:

> I'm working with a database which consists on income by month and
> region. I need to classify the income by percentiles by city and month
> because there's a wide dispersion on income levels across cities, to the
> point that the highest income in one is on the median of another. I know
> the command of choice for this task is xtile, but Stata doesn't allow me
> to use it with "by" like in "by city date: xtile var=income nq(10)". I'm
> working in Stata 9 SE for Windows.
-findit xtile2-

--
HTH,
Clive Nicholas
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