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st: Constraining Weibull Parameter p


From   Marita Jacob <marita_jacob@gmx.de>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: Constraining Weibull Parameter p
Date   Thu, 05 Dec 2002 20:05:42 +0100

How do I impose the restriction that the shape parameter p of the weibull distribution is less than 1 (i.e. monotonic decreasing hazardfunction) ?

constraint define 1 [equation_name]coeff_name ??? < 1
weibull t, dead(dead) hazard constraint(1)


Thanks for your help,
Marita





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