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Re: AW: st: prgen option quadratic term


From   Richard Goldstein <richgold@ix.netcom.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: AW: st: prgen option quadratic term
Date   Tue, 06 Nov 2012 10:26:44 -0500

I am not familiar with prgen

sounds like you want the -margins- command?

On 11/6/12 10:24 AM, Meulemann Max wrote:
> I d like to get the predicted probabilites as my contionus predicator changes keeping fixed the other ones as it is done in -prgen- only with a quadratic term of that predicator. I do not just want the predicted probabilites.
> 
> ________________________________________
> Von: owner-statalist@hsphsun2.harvard.edu [owner-statalist@hsphsun2.harvard.edu]&quot; im Auftrag von &quot;Richard Goldstein [richgold@ix.netcom.com]
> Gesendet: Dienstag, 6. November 2012 16:10
> An: statalist@hsphsun2.harvard.edu
> Betreff: Re: st: prgen option quadratic term
> 
> I don't understand; why don't you start by telling us what is wrong with
> just using -predict- after your -ologit-? for help on this, start with
> -h ologit-, then click on "also see" and click on "ologit postestimation"
> 
> Rich
> 
> On 11/6/12 10:07 AM, Meulemann Max wrote:
>> I would like to calculate predicted probabilities in an ordinal model, ologit or oprobit. I am using a continous quadratic term, which makes calculating the predicted probablities more cumbesome. I am using stata 12
>>
>> I found an old entry in the statalist archive that  proposed oprobpr which does work. I was wondering if another package has been written since 2005.
>>
>> oprobpr does work, but some of it its features are a bit irritating like how it saves the predicted probailites in another dataset and so on. The nicest way would be to change prgen and its familiar option in a way that the same feature that works for oprobpr would work for prgen.
>>
>> the level options allows oproppr to vary an otherwise fixed covariate with a squared term, which is not possible for the x option of prgen.
>>
>> Best regards
>>
>> Max
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