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Re: st: Solution for Autocorrelation in Lag orders for VAR


From   Muhammad Anees <anees@aneconomist.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Solution for Autocorrelation in Lag orders for VAR
Date   Sun, 5 Feb 2012 20:40:10 +0500

Have you tried this for different lag length?
You can add more lags if enough time series is available to get rid of
this problem. The earlier suggested book by Lutkpohl provides details
on this and other related issues.

On Sun, Feb 5, 2012 at 8:17 PM, Muhammad Akram <aasim548@hotmail.com> wrote:
> Hi all,
>
> I want to know if any one can guide me to get rid of autocorrelationin lags in Var model.
>
>
>
> I have following results in my model
>
>
>
> varlmar, mlag(3)
>
>
>
>   Lagrange-multiplier test
>  +--------------------------------------+
>  | lag  |      chi2    df   Prob > chi2 |
>  |------+-------------------------------|
>  |   1  |   26.8331    16     0.04338   |
>  |   2  |   12.3209    16     0.72161   |
>  |   3  |   14.3204    16     0.57486   |
>  +--------------------------------------+
>   H0: no autocorrelation at lag order
>
>
> Probability of 1st lag indicates autocorrelation. How to solve this problem
>
>
>
> Thanks
>
> Aasim
>
>
> *
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-- 

Best
---------------------------
Muhammad Anees
Assistant Professor/Programme Coordinator
COMSATS Institute of Information Technology
Attock 43600, Pakistan
http://www.aneconomist.com

*
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*   http://www.stata.com/help.cgi?search
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/


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