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RE: Re: st: Constructing assignment var for Spatial RDD: For each id in


From   Maarten buis <maartenbuis@yahoo.co.uk>
To   stata list <statalist@hsphsun2.harvard.edu>
Subject   RE: Re: st: Constructing assignment var for Spatial RDD: For each id in
Date   Tue, 1 Dec 2009 00:04:20 +0000 (GMT)

--- Stata Chris wrote:
> You're right that the help menu for -nearest- says if conditions are
> allowed, yet whenever I try to execute nearest in combination with
> some if command (I also tried simple ones, to make sure it's not just
> due to the specifics of which if-command I use), Stata tells me
> "option if not allowed; r(198)". Not sure what to make of that?

This error message suggest that you put the -if- statement after the 
comma, but -if- is not an option (it almost never is) and should thus appear before the comma.

Hope this helps,
Maarten

--------------------------
Maarten L. Buis
Institut fuer Soziologie
Universitaet Tuebingen
Wilhelmstrasse 36
72074 Tuebingen
Germany

http://www.maartenbuis.nl
--------------------------


      

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