[Limdep Nlogit List] Error 636

[Kalyan Chakraborty]

Prof. Greene, thank you so much for your help. Now I will work on your
advice and hopefully I will be able to run it.

Thank you again for your time.and valuable advice.
Kal

On Fri, Nov 24, 2023, 10:42 PM William Greene via Limdep <
limdep at mailman.sydney.edu.au> wrote:

> Kal. One of the criticisms of the DPD model is that the hundreds or
> thousands of
> instruments can't possibly all be informative.  I agree, you should reduce
> the number
> of variables.
> /B. Greene
>
> On Fri, Nov 24, 2023 at 9:35 PM Kalyan Chakraborty via Limdep <
> limdep at mailman.sydney.edu.au> wrote:
>
> > Prof. Green, Thank you so much. I read a few papers that had a similar
> > number of observations as I have, and used the same model. As a result, I
> > thought I might be able to run it. But I am not aware of the program they
> > used. I was able to run with a different set of data for 57 countries
> for 9
> > years of data, on limdep no problem. Do you recommend reducing the number
> > of variables? The values are mostly one or two digits after I took the
> log
> > transformation.
> >
> > Thank you again,
> > Kal
> >
> > On Fri, Nov 24, 2023 at 8:50 PM William Greene via Limdep <
> > limdep at mailman.sydney.edu.au> wrote:
> >
> > > Kal.  The specification proliferates instruments. The manual section
> you
> > > quoted
> > > an example with moderate dimensions that specifies thousands of
> > > instruments.
> > > The limit in DPD in NLOGIT is 200.  This is (T-1)*(KX + Kf) + KM. I
> > cannot
> > > tell
> > > from your command what these values are. Generically, this is the
> source
> > of
> > > the
> > > diagnostic.
> > > /B. Greene
> > >
> > > On Thu, Nov 23, 2023 at 11:37 PM Kalyan Chakraborty via Limdep <
> > > limdep at mailman.sydney.edu.au> wrote:
> > >
> > > > Dear Prof. Greene and other Limdep Users,
> > > >
> > > > I have been trying to run a Dynamic Panel GMM model (ABB) E11.15
> > (Nlogit
> > > 9)
> > > > but getting the same error message no matter how I select my
> > > I-Variables. I
> > > > have 68 countries, 50-years of data, the program I reproduced below.
> > Any
> > > > help is very much appreciated.
> > > >
> > > > Kal
> > > > ________________
> > > >
> > > > NAMELIST; X1= LRGDP,TRADE$
> > > >
> > > > NAMELIST; X2=GEXP,GROCAP,INFLA,POPGR$
> > > >
> > > > NAMELIST; F1=ONE,HCI$
> > > >
> > > > NAMELIST; F2=LEYR$
> > > >
> > > > NAMELIST; X=X1,X2$
> > > >
> > > > NAMELIST; F=F1,F2$
> > > >
> > > > NAMELIST; EXOG=X1,F1$
> > > >
> > > > NAMELIST; ALL=X1,X2,F1,F2$
> > > >
> > > > CALC; KX1=COL(X1); KX2=COL(X2);KF1=COL(F1);KF2=COL(F2)$
> > > >
> > > > REGRESS; LHS=LLRGDP; RHS=ALL
> > > >
> > > > ;START=KX1,KX2,KF1,KF2
> > > >
> > > > ;PDS = 9
> > > >
> > > > ;PANEL
> > > >
> > > > ;DPD$
> > > >
> > > >
> > > >
> > > > Error    636: You have too many instruments (moment conditions).
> > > >
> > > >
> > > >
> > > >
> > > >
> > > >
> > > > --
> > > > Kalyan Chakraborty, PhD
> > > > _______________________________________________
> > > > Limdep site list
> > > > Limdep at mailman.sydney.edu.au
> > > > http://limdep.itls.usyd.edu.au
> > > >
> > > >
> > >
> > > --
> > > William Greene
> > > Department of Economics, emeritus
> > > Stern School of Business, New York University
> > > URL: https://protect-au.mimecast.com/s/PTG0CYW8NocDlX7vXS0nCJy?domain=people.stern.nyu.edu
> > > Email: wgreene at stern.nyu.edu
> > > Editor in Chief: Foundations and Trends in Econometrics
> > > Associate Editor: Economics Letters
> > > Associate Editor: Journal of Business and Economic Statistics
> > > _______________________________________________
> > > Limdep site list
> > > Limdep at mailman.sydney.edu.au
> > > http://limdep.itls.usyd.edu.au
> > >
> > >
> >
> > --
> > Kalyan Chakraborty, PhD
> > _______________________________________________
> > Limdep site list
> > Limdep at mailman.sydney.edu.au
> > http://limdep.itls.usyd.edu.au
> >
> >
>
> --
> William Greene
> Department of Economics, emeritus
> Stern School of Business, New York University
> URL: https://protect-au.mimecast.com/s/PTG0CYW8NocDlX7vXS0nCJy?domain=people.stern.nyu.edu
> Email: wgreene at stern.nyu.edu
> Editor in Chief: Foundations and Trends in Econometrics
> Associate Editor: Economics Letters
> Associate Editor: Journal of Business and Economic Statistics
> _______________________________________________
> Limdep site list
> Limdep at mailman.sydney.edu.au
> http://limdep.itls.usyd.edu.au
>
>