On Thu, May 2, 2013 at 5:55 PM, Francesca Colantuoni wrote:
> Thanks Marteen. Actually, it appears to me that the macro `if' was not
> defined previously with some restrictions:
>
> program nlces
> version 12
> syntax varlist(min=3 max=3) [aw fw iw] if, at(name)
<snip>
This is the point where the local macro `if' is defined: see:
<http://www.stata.com/statalist/archive/2013-05/msg00086.html>
Hope this helps,
Maarten
---------------------------------
Maarten L. Buis
WZB
Reichpietschufer 50
10785 Berlin
Germany
http://www.maartenbuis.nl
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