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st: RE: ML estimation and gradient

From   "Nick Cox" <>
To   <>
Subject   st: RE: ML estimation and gradient
Date   Mon, 20 Aug 2007 12:56:12 +0100

A mountain top need not be a plateau. In fact, 
it very often isn't. 


Francesca Foliano
> I would like to know why, when using maximum likelihood 
> estimation in Stata, 
>   the gradient in the last iteration is often numerically 
> different from 
> zero whereas it should be theoretically equal to zero.

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