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RE: st: best way to add up values sorted by a unique id
From
"Özlen D. Luznar" <[email protected]>
To
[email protected]
Subject
RE: st: best way to add up values sorted by a unique id
Date
Thu, 24 Jun 2010 18:40:05 -0400 (EDT)
thanks again martin. I found nick's faq a little late but I will take
your suggestion below too. thanks so much.
>
> <>
> Try NJC`s http://www.stata-journal.com/sjpdf.html?articlenum=pr0004 as
> well.
> Sometimes you will need to use -bysort- instead of a mere -by-.
>
>
> HTH
> Martin
>
>
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Richard
> Goldstein
> Sent: Donnerstag, 24. Juni 2010 22:32
> To: [email protected]
> Subject: Re: st: best way to add up values sorted by a unique id
>
> egen annfaminc=total(totalincome), by(unifam)
>
> Rich
>
> On 6/24/10 4:25 PM, Özlen D. Luznar wrote:
>> Hi everyone,
>>
>> I have a dataset where I am trying to calculate total family income
>> identified by a unique family id "unifam". Each person in the unifam
>> has
>> a totalannual income and I am trying to add totalannual income to
>> calculate annual family income - at the unifam level.
>>
>> For example
>>
>> unifam==1 person=1 totalincome == 60
>> unifam ==1 person=2 titalincome == 40
>>
>> unifam=1 totalfamilyincome == 100
>>
>> unifam ==2 person=1 totalincome = 100
>> unifam==2 person=2 totalincome= 50
>> unifam =2 person=3 totalincome =50
>>
>> unifam =2 totalfamilyincome ==200
>>
>> Thanks!
>>
>>
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>
--
Özlen D. Luznar
PhD Candidate - Public Policy
Graduate Research Assistant
University of Maryland Baltimore County (UMBC)
1000 Hilltop Circle
Baltimore, MD 21250
443-846-5010
*
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