[Limdep Nlogit List] Latent Class

Hiroshi KAMEYAMA kameyama.hiroshi at gmail.com
Sat May 26 09:48:18 EST 2007


Dear Prof. Greene,
Related question.
I understand that Latent Class model procedure does not required any 
detail specification for utility function,
like mixed logit model,
because each segment has different paramter value based on same utility 
function specification.

Do I understand it in right way?

Hiroshi Kameyama
Kagawa Univ., Japan


William Greene さんは書きました:
> Kristy. You can do it, but it's going to require a lot of care.
> What you have to do is fit the model with 1 class first to
> see how the coefficients are arranged in the base model.
> NLOGIT reorders things, so you need to get the ordering
> right.  After you see how the model is arranged by the program,
> you can use ;RST = list1, list2, list3 ... $ where each list specifies
> the coefficients in the utility function, either free, constrained
> or fixed.  Note, you can only specify different utility functions
> through the use of zeros placed in a global specification.
> /B. Greene
>
> ************************************************
> Professor William Greene
> Department of Economics
> Stern School of Business
> New York University
> 44 West 4th St., Rm. 7-78
> New York, NY   10012
> Ph. 212.998.0876
> Fax. 212.995.4218
> URL. http://www.stern.nyu.edu/~wgreene
> Email. wgreene at stern.nyu.edu
> ************************************************
>
> ----- Original Message -----
> From: Kristy Wallmo <Kristy.Wallmo at noaa.gov>
> Date: Friday, May 25, 2007 12:16 pm
> Subject: [Limdep Nlogit List] Latent Class
>
>   
>> I am running a latent class model, and would like to know if it's 
>> possible in LIMDEP to specify  different utility functions for 
>> different 
>> classes.  
>>
>> Thanks, Kristy
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