Stata The Stata listserver
[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

st: Re: RE: RE: survey data and inequality


From   "R.E. De Hoyos" <[email protected]>
To   <[email protected]>
Subject   st: Re: RE: RE: survey data and inequality
Date   Tue, 20 Jan 2004 17:21:53 -0000

Prof. Jenkins,
Thanks for the answer, I'm looking forward for the release of those
programs.

Rafa

______________________________
R.E. De Hoyos
Department of Applied Economics
University of Cambridge
Cambridge, CB3 9DE, UK
Tel: +44 1223 335269


----- Original Message -----
From: "Stephen P Jenkins" <[email protected]>
To: <[email protected]>
Sent: Tuesday, January 20, 2004 4:59 PM
Subject: st: RE: RE: survey data and inequality


> > -----Original Message-----
> > From: [email protected]
> > [mailto:[email protected]] On Behalf Of
> > Daniel Mueller
> > Sent: 20 January 2004 15:10
> > To: [email protected]
> > Subject: st: RE: survey data and inequality
> >
> >
> > > It is quite common to use survey data to compute income
> > inequality and
> > > poverty measures. Usually survey data is stratified so that the
> > > probability of being surveyed varies across households. The
> > -pweight-
> > > and -svy- commands take the "expansion factors" into
> > account, however
> > > non of the income-distribution/poverty commands (ineqdeco, inequal,
> > > rspread, sumdist or
> > > povdeco) allow for the -pweight- option and I don't know how
> > > to use them within the -svy- command.
> > >
> > > How can I use the inequality/poverty commands when I have a
> > stratified
> > > survey (the survey already contains the inverse of the
> > probability of
> > > being surveyed [expansion factors])?
> >
> > -findit poverty- and -findit inequality- will point you to
> > several user-written programs, which might be helpful.
>
> The programs cited will provide the correct /point/ estimates with svy
> data -- just refer to your pweight as an aweight in e.g. -ineqdeco- or
> -inequal7-.  The programs don't produce correct standard errors, however
> (or, indeed, any standard errors). -geivars-, based on Cowell (J
> Econometrics 1989) producing estimates of both inequality and sampling
> variances, allowing for household level clustering (but not PSU
> clustering) and weights.
>
> I am developing programs that estimate sampling variances for
> generalised entropy and Atkinson indices, that optionally allow for
> clustered and stratified data.  (Please don't ask me for them; I'll
> announce them on this list when they are ready for distribution.)
>
>
>
> Stephen
> -------------------------------------------------------------
> Professor Stephen P. Jenkins <[email protected]>
> Institute for Social and Economic Research
> University of Essex, Colchester CO4 3SQ, U.K.
> Tel: +44 1206 873374.  Fax: +44 1206 873151.
> http://www.iser.essex.ac.uk
>
> *
> *   For searches and help try:
> *   http://www.stata.com/support/faqs/res/findit.html
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
>
*
*   For searches and help try:
*   http://www.stata.com/support/faqs/res/findit.html
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



© Copyright 1996–2024 StataCorp LLC   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index