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Re: st: Nearstat competitor count


From   "Dimitriy V. Masterov" <dvmaster@gmail.com>
To   Statalist <statalist@hsphsun2.harvard.edu>
Subject   Re: st: Nearstat competitor count
Date   Fri, 19 Apr 2013 15:30:38 -0700

Try using geonear from ssc. You will have to drop own offices and then
collapse to get the totals.

DM

On Fri, Apr 19, 2013 at 2:51 AM, Edward Watkinson
<e.g.watkinson@gmail.com> wrote:
> Dear Statalist,
>
> Please help. I have a list of latitude and longitude co-ordinates (the head offices of company) and I want to find the number of head offices and branches of OTHER companies within 1km around  each. I have been using the netstat module but I cant think of a way of excluding a companies own branches when doing the counting.
>
> The datastructure is as follows at the moment, the first dataset ha a Unique CompanyId (Head offices) but the second has multiple CompanyIds, one for each branch.
>
> CompanyId_____lat_____long        CompanyId____HeadAndBranchLat___HeadAndBranchLong
>
>
> Thanks in advance,
> Edward
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