[Limdep Nlogit List] Error in random parameter logit model

[William Greene]

Rich.
You have to tell the estimator what the random coefficients
are. Your command is incomplete. It must include
;RPM ; Fcn = ... that gives the random coefficients. Please see
the manual for explanation.
/Bill Greene

On Wed, Mar 15, 2017 at 1:04 AM, Richard Tay via Limdep <
limdep at limdep.itls.usyd.edu.au> wrote:

> I tried to run a random binary logit model and got an error saying that:
>
>
>
> Initial iterations cannot improve function.Status=3
>
> Error: 805: Initial iterations cannot improve function.Status=3
>
> Function= .11790081894D+05, at entry, .11790081894D+05 at exit
>
>
>
> What does this mean? In Nlogit, with the "logit; rpm $" command, the
> program
> will run the standard binary logit model first and use the estimate as
> start
> points for the rpm. The program run the standard logit without giving any
> errors but give an error when trying to estimate the rpm. Does this mean
> that there is no random coefficients and the standard binary logit model is
> OK?
>
>
>
> Cheers,
>
> Rich
>
>
>
>
>
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>


-- 
William Greene
Department of Economics
Stern School of Business, New York University
44 West 4 St., 7-90
New York, NY, 10012
URL: http://people.stern.nyu.edu/wgreene
Email: wgreene at stern.nyu.edu
Ph. +1.212.998.0876