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Re: st: Stata taking so long in estimating GMM
From
William Buchanan <[email protected]>
To
"[email protected]" <[email protected]>
Subject
Re: st: Stata taking so long in estimating GMM
Date
Sat, 5 Jan 2013 05:04:05 -0800
You should first read and review the Statalist FAQ. Then read the advice that has been repeatedly provided to you. Why would you expect any software package to perform well if you're trying to fit an overly complex model (remember the principal of parsimony that several people have reminded you about)?
HTH,
Billy
Sent from my iPhone
On Jan 5, 2013, at 4:57, Usman Gilani <[email protected]> wrote:
> Dear statelist,
> I'm running a GMM regression for panel data on stata 12 but it's now 3 hours and stata is not completing it, it stuck at step 2; iteration 3 as you can see below,
>
> my question is should I wait or stop the process and run it again ?
>
> Step 1
> Iteration 0: GMM criterion Q(b) = .15918243
> Iteration 1: GMM criterion Q(b) = .0002628
> Iteration 2: GMM criterion Q(b) = .00018952
> Iteration 3: GMM criterion Q(b) = .00018952
>
> Step 2
> Iteration 0: GMM criterion Q(b) = .06458347
> Iteration 1: GMM criterion Q(b) = .04372914
> Iteration 2: GMM criterion Q(b) = .04367703
> Iteration 3: GMM criterion Q(b) = .04367703
>
> thanks
>
> Gilani.
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