-egen newvar = total(exp), by(var)- requires that all the terms be
within the parentheses.
Try:
egen sume = total((gear_ratio*displacement*length)/displ[1]) , by(for)
Scott
----- Original Message -----
From: [email protected]
Date: Tuesday, July 19, 2005 7:44 am
Subject: st: egen problem ? (was: poverty decomposition using povdeco
command)
> Hi all,
> Ousmane has recently raised a problem using povdeco.
> In fact, his program crashes when egen is invoked.
> In his code, all previous egen calculus went fine expect for a
special
> sum to be computed.
> I was able to reproduce the problem using auto data.
> However, I am not a so good programmer, so I seek the community's
> help.
> Suppose we have the fancy sum to compute. Here is the result.
>
> . clear
> . sysuse auto
> (1978 Automobile Data)
> . se tr on
> .
> .
> . egen sume = sum(gear_ratio*displacement*length)/displ[1] , by(for)
>
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