[R] package for rank ordered logit

[Peter Dalgaard]

zachmohr wrote:
> You may want to try a multinomial logit, mlogit{mlogit}.  Hope this helps.

Please do not guess (Tal too) if you don't know the answer, you'll be
Googled forever... The question is about something like Stata's rologit,
which is a rather different beast.

-pd


> 
> On Fri, Jul 16, 2010 at 11:42 AM, Suresh Singh-2 [via R] <
> ml-node+2291644-2038081369-246278 at n4.nabble.com<ml-node%2B2291644-2038081369-246278 at n4.nabble.com>
>> wrote:
> 
>> My understanding is that polr will do ordered logit but I am not sure if it
>>
>> is also suited for rank ordered logit (or is there no such distinction)
>>
>> I am thinking of following two situations
>>
>> 1. there is an ordered response (say small,medium,large coffee) and each
>> individual selects one of these options. the order is predetermined i.e we
>> know which one is small, medium or large and interested in knowing which
>> option is selected. in this case each choice is independent because
>> different individuals choose them
>> 2. an individual ranks some or all the options (say three different types
>> of
>> coffee). We do not know apriori what the order is beforehand - these ranks
>> are dependent because the same individual selects them
>>
>> I am calling the 1st situation - ordered logit and 2nd situation - rank
>> ordered logit.
>>
>> Are these equivalent situations and is polr suited for both?
>>
>> Suresh
>>
>>
>> On Fri, Jul 16, 2010 at 11:41 AM, Tal Galili <[hidden email]<http://user/SendEmail.jtp?type=node&node=2291644&i=0>>
>> wrote:
>>
>>> Did you try:
>>> library(MASS)
>>> ?polr
>>>
>>> ?
>>>
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>>>
>>> On Fri, Jul 16, 2010 at 6:15 PM, Suresh Singh <[hidden email]<http://user/SendEmail.jtp?type=node&node=2291644&i=2>>
>> wrote:
>>>> Is there a package in R that can run rank-ordered logit?
>>>>
>>>> Thanks,
>>>> Suresh
>>>>
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> 
> 


-- 
Peter Dalgaard
Center for Statistics, Copenhagen Business School
Phone: (+45)38153501
Email: pd.mes at cbs.dk  Priv: PDalgd at gmail.com