Re: st: SURE with unequal numbers of observations

[Roger Newson <roger.newson@kcl.ac.uk>]

At 10:44 17/10/02 +0200, Margit Kraus wrote:
> dear all,
>
> is there a possibility in STATA to estimate seemingly unrelated
> regression models if there are unequal numbers of observations for the
> different equations?
My guess is that you use a different -iweight- variable for each equation, 
each equal to one for observations/clusters in the sample for that equation 
and to zero for observations/clusters not in the sample for that equation. 
(But don't quote me on that.)

Best wishes

Roger


--
Roger Newson
Lecturer in Medical Statistics
Department of Public Health Sciences
King's College London
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Email: roger.newson@kcl.ac.uk

Opinions expressed are those of the author, not the institution.

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