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Re: st: Selecting a sample to compromise between significant size and geographical dispersion


From   Partho Sarkar <partho.ss+lists@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Selecting a sample to compromise between significant size and geographical dispersion
Date   Fri, 16 Sep 2011 13:04:23 +0530

Thank you, Steven.  The program looks promising at first glance-I will
look at it in detail later.  For the time being, I think I can put
together an iteration method within Stata.  I will report back here on
this.

Regards
Partho

On Fri, Sep 16, 2011 at 3:17 AM, Steven Samuels <sjsamuels@gmail.com> wrote:
>
> Partho-
>
> The "stratification" package in R might meet your needs.
>
> Steve
>
> On Sep 15, 2011, at 4:42 AM, Partho Sarkar wrote:
>
> To clarify further, this is not really a case of defining a population
> by the size of units.  What I am trying to do is to get a country
> level price-index as an alternative to the official index (which is
> also obtained from a sample of markets across the country, selected
> with similar considerations).  The only reason to impose a cut-off is
> that I have found (as one might expect)  that including EVERY market
> reporting a price at every date results in an index which is much more
> volatile compared to the official index.
>
> Partho
> *

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