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Re: st: movestay or heckman selection


From   Ahmad Derakhshan <ahmadderakhshan2011@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: movestay or heckman selection
Date   Tue, 9 Apr 2013 14:57:55 +0800

Dear Nick
Your answer was complete. I applied both of commands. The movestay
command gives the coefficients of both regimes while heckman gives the
coeeficient of first regim only. But movestay mostly don't converged
while heckman after 8 to 10 itterations converged and gives the
results.

On Tue, Apr 9, 2013 at 7:54 AM, Nick Cox <njcoxstata@gmail.com> wrote:
> I guess you don't have much chance of a detailed reply here, for
> various reasons.
>
> This is a repeated question. See comments made very recently about
> such repeated questions at
> http://www.stata.com/statalist/archive/2013-04/msg00302.html
>
> 1. -movestay- is a user-written command (SJ), as you are asked to
> explain. Perhaps not many know about it.
>
> 2. The authors of -movestay- don't appear to be members of Statalist.
>
> 3. Most importantly, -movestay- is the subject of an article and
> -heckman- the subject of a lengthy entry in the manual. I don't think
> anyone would be tempted to write you a long tutorial explaining what
> the difference is. Why should they? They can have no idea of what you
> seek precisely.
>
> So, you really need to ask specific questions to have a chance of
> specific answers. There might be people on the list who have used
> -movestay- and can answer questions about it, but  if so they kept
> quiet first time round.
>
> Nick
> njcoxstata@gmail.com
>
>
> On 8 April 2013 21:50, Ahmad Derakhshan <ahmadderakhshan2011@gmail.com> wrote:
>> What is the difference between heckman and movestay commands in stata?
>>
>> --
>> Best Regards
>> Ahmad Derakhshan
>> *
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-- 
Best Regards
Ahmad Derakhshan
*
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*   http://www.ats.ucla.edu/stat/stata/


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