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Re: st: lorenz ordinates in stata


From   Nick Cox <njcoxstata@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: lorenz ordinates in stata
Date   Mon, 5 Nov 2012 18:21:40 +0000

Thanks for the further details. On this information, you can only
proceed to a distribution by neglecting within-county variation.

Nick

On Mon, Nov 5, 2012 at 6:11 PM, Ajita Atreya <ajita63@hotmail.com> wrote:
> Hi Nick,
>
> Thank you for your reply.
>
> I might have misrepresented my data here.
>
> I have data on per capita flood premium paid and percapita income for each county (144 counties) and year (1978-2010). I am trying to determine progressivity by examining the departure from proportionality using lorenz and concentration curve. I believe there must be some program in stata for this kind of analysis.
>
> Thank you for your help
> Ajita
>
> ----------------------------------------
>> Date: Mon, 5 Nov 2012 18:00:46 +0000
>> Subject: Re: st: lorenz ordinates in stata
>> From: njcoxstata@gmail.com
>> To: statalist@hsphsun2.harvard.edu
>>
>> It seems that you have one observation for each county and year, at a
>> wild guess some sort of county mean. Where is the information on
>> variability that would enable you to construct a Lorenz curve? At most
>> you can pool the counties to get a distribution for each year, but
>> then you still have no information on variability within county.
>>
>> Typing -findit- with appropriate keywords will reveal several
>> user-written programs, but they seem beyond what you can use.
>>
>> Nick
>>
>> On Mon, Nov 5, 2012 at 4:56 PM, Ajita Atreya <ajita63@hotmail.com> wrote:
>> > Dear statalist,
>> >
>> > Can anyone help me on the best way to get lorenz ordinates for county income in deciles. I have the data in the following form
>> >
>> > county Year Per capitaIncome
>> > A 1978 1000
>> > A 1979 2000
>> > B 1978 500
>> > B 1979 600
>> > B 1980 700
>> > c
>> > .

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