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st: How to insert constraints on coefficients in xtabond.mata?
From
Natalie Trapp <[email protected]>
To
[email protected]
Subject
st: How to insert constraints on coefficients in xtabond.mata?
Date
Mon, 21 May 2012 19:56:02 +0200
Dear Statalisters,
does anyone have an example file for how to insert constraints in
xtabond.mata, such as the linear coefficient should be positive b>0 and
the quadratic coefficient should be negative b^2<0?
Thank you,
Natalie
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