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Re: st: specify base year for interacted factor variable.
From
[email protected] (Brendan Halpin)
To
[email protected]
Subject
Re: st: specify base year for interacted factor variable.
Date
Thu, 17 May 2012 21:30:56 +0100
On Thu, May 17 2012, Daifeng He wrote:
> . xtreg y ib1999.year#c.x i.year, i(id) fe
Does the problem also arise with
. xtreg y ib1999.year#c.x ib1999.year, i(id) fe
or (perhaps you have a reason for not including the first order effect
of x)
. xtreg y ib1999.year##c.x, i(id) fe
Brendan
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Brendan Halpin, Department of Sociology, University of Limerick, Ireland
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