yes, of course you are rigth, and i keep learning! thanks
george hoffman
----- Original Message -----
From: "Nick Cox" <[email protected]>
To: <[email protected]>
Sent: Tuesday, May 03, 2005 6:50 PM
Subject: st: RE: Re: A problem with egen??
This isn't the problem. Underneath
the different syntax, these have
identical effects, setting aside
side-effects on sort order.
Nick
[email protected]
George M Hoffman MD
> you are repeating the egen on the whole sample, as you found out.
> you want to have the 'by' as a modifier of egen.
> try:
> egen X_5 = pct(X), by(country)
>
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