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Re: st: constraints


From   "Chiara Mussida" <cmussida@gmail.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: constraints
Date   Wed, 25 Jun 2008 13:15:56 +0200

constraint 1 north=1

. constraint 2 centre=1

. constraint 2 southislands=1

. mvprobit(UE=sex age xfamsize loweduc compulsory diploma urate
experience north centre southislands, constraints(1)) (UN=sex age
married
> xfamsize loweduc compulsory diploma experience) (UE=sex age newdiploma urate experience) (UN=sex age famsize loweduc compulsory diploma e
> xperience) (UE=sex married loweduc compulsory diploma experience) (UN=sex age married nodiploma experience), cons(1-3)
option constraints() not allowed
r(198);
 chiara

2008/6/25 Eva Poen <eva.poen@gmail.com>:
> Come on, you can figure that one out by yourself.
>
> My example has two different equations as well; run it. The
> constraints I specified are for two different equations, but the same
> variables. You can formulate constraints for different variables, of
> course.
>
> If you run into errors, show us the error messages you get.
>
> Eva
>
>
>
> 2008/6/25 Chiara Mussida <cmussida@gmail.com>:
>> yes, but it is related to the same eq specified w r to 2 different cons.
>> In a mvprobit I have 6 different equations with 6 different constraints:
>> mvprobit (private = years logptax loginc) (vote = years logptax
>>            loginc) (pub12 = years loginc):
>> how could I add different cons to each eq??
>> Thanks a lot
>>
>> 2008/6/25 Eva Poen <eva.poen@gmail.com>:aints.
>>
>>> Is this what you are looking for?
>>>
>>> webuse sysdsn3
>>> constraint 1 [Indemnity]site2=1
>>> constraint 2 [Prepaid]site2=2
>>> mlogit insure age male site*,  baseoutcome(3) constraints(1-2)
>>>
>>> This could have been easily derived from -help constraint-.
>>> Eva
>>>
>>> 2008/6/25 Maarten buis <maartenbuis@yahoo.co.uk>:
>>>> Than you specify a different constraint for each equation.
>>>> -- Maarten
>>>>
>>>> --- Chiara Mussida <cmussida@gmail.com> wrote:
>>>>
>>>>> Sure and Thanks. But it isn't explained how to allow
>>>>> constraints(different) to different equation. And I'm in trouble..
>>>>> Thanks
>>>>>
>>>>> 2008/6/25 Maarten buis <maartenbuis@yahoo.co.uk>:
>>>>> > --- Chiara Mussida <cmussida@gmail.com> wrote:
>>>>> >> is there a way to allow the constraints() option to each equation
>>>>> of
>>>>> >> a multivariate probit?
>>>>> >
>>>>> > Yes, -mvprobit- allows constraints, and the way constraints can
>>>>> work
>>>>> > with multiple equations is discussed in -help constraint-.
>>>>> >
>>>>> > -- Maarten
>>>>> >
>>>>> > -----------------------------------------
>>>>> > Maarten L. Buis
>>>>> > Department of Social Research Methodology
>>>>> > Vrije Universiteit Amsterdam
>>>>> > Boelelaan 1081
>>>>> > 1081 HV Amsterdam
>>>>> > The Netherlands
>>>>> >
>>>>> > visiting address:
>>>>> > Buitenveldertselaan 3 (Metropolitan), room Z434
>>>>> >
>>>>> > +31 20 5986715
>>>>> >
>>>>> > http://home.fsw.vu.nl/m.buis/
>>>>> > -----------------------------------------
>>>>> >
>>>>> >
>>>>> >      __________________________________________________________
>>>>> > Sent from Yahoo! Mail.
>>>>> > A Smarter Email http://uk.docs.yahoo.com/nowyoucan.html
>>>>> > *
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>>>>> >
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Chiara Mussida
>>>>> PhD candidate
>>>>> Doctoral school of Economic Policy
>>>>> Catholic University, piacenza (Italy)
>>>>> *
>>>>> *   For searches and help try:
>>>>> *   http://www.stata.com/support/faqs/res/findit.html
>>>>> *   http://www.stata.com/support/statalist/faq
>>>>> *   http://www.ats.ucla.edu/stat/stata/
>>>>>
>>>>
>>>>
>>>> -----------------------------------------
>>>> Maarten L. Buis
>>>> Department of Social Research Methodology
>>>> Vrije Universiteit Amsterdam
>>>> Boelelaan 1081
>>>> 1081 HV Amsterdam
>>>> The Netherlands
>>>>
>>>> visiting address:
>>>> Buitenveldertselaan 3 (Metropolitan), room Z434
>>>>
>>>> +31 20 5986715
>>>>
>>>> http://home.fsw.vu.nl/m.buis/
>>>> -----------------------------------------
>>>>
>>>>
>>>>      __________________________________________________________
>>>> Sent from Yahoo! Mail.
>>>> A Smarter Email http://uk.docs.yahoo.com/nowyoucan.html
>>>> *
>>>> *   For searches and help try:
>>>> *   http://www.stata.com/support/faqs/res/findit.html
>>>> *   http://www.stata.com/support/statalist/faq
>>>> *   http://www.ats.ucla.edu/stat/stata/
>>>>
>>> *
>>> *   For searches and help try:
>>> *   http://www.stata.com/support/faqs/res/findit.html
>>> *   http://www.stata.com/support/statalist/faq
>>> *   http://www.ats.ucla.edu/stat/stata/
>>>
>>
>>
>>
>> --
>> Chiara Mussida
>> PhD candidate
>> Doctoral school of Economic Policy
>> Catholic University, piacenza (Italy)
>> *
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>> *   http://www.stata.com/support/statalist/faq
>> *   http://www.ats.ucla.edu/stat/stata/
>>
> *
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> *   http://www.ats.ucla.edu/stat/stata/
>



-- 
Chiara Mussida
PhD candidate
Doctoral school of Economic Policy
Catholic University, piacenza (Italy)
*
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