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st: Overid for ivtobit?

From   "feldman" <>
Subject   st: Overid for ivtobit?
Date   Fri, 25 Aug 2006 11:43:29 -0700

Do any of you know of any way to perform after ivtobit
something similar to what overid does after ivreg and

I am using ivtobit with one endogenous variable and many
instruments. Using the first stage I have checked the
“relevance” of the instruments but I want to test their
statistical “validity”. 


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