[R-SIG-Finance] rgarch package - VAR in DCC model example

alexios alexios at 4dscape.com
Fri Jul 22 17:56:05 CEST 2011


On 22/07/2011 14:13, Jacek wrote:
> Thank you very much Alexios.
>
> May I just ask a few questions related to this code:
>
> 1. lag.max=NULL means you force the lag length to be equal 1 (lag=1)?
>
Correct(or whatever lag is).
> 2. if lag.max=3 then lag length will be chosen according to the information
> criterion from 1 to 3?
>
Correct.
> 3. if after this code you write "fit" then you see univariate and DCC
> estimates but no VAR (why?). Is this is the right why to get them:
> fit at mfit$model$vrmodel$Bcoef ?
>
VAR estimate too big to fit on screen. Yes, use 
fit at mfit$model$vrmodel$Bcoef (will add a method in next release to make 
it more easily accessible).
> 4. "see ?dccfit for option of passing the VAR estimate seperately at this
> stage" - using varxfilter? But varxfilter doesn't find the optimal lag
> length right?
Correct.
>
> 5. In the desription to rgarch package is writen that "For high frequency
> data, the user should make use of non-named representation such as matrix".
> So if I want to use it for intraday data this code should be working as it
> is?
>
Yes.
> Thank you in advance!
>
> Kind regards,
> Jacek
>
HTH.
Alexios
> --
> View this message in context: http://r.789695.n4.nabble.com/rgarch-package-VAR-in-DCC-model-example-tp3683371p3686647.html
> Sent from the Rmetrics mailing list archive at Nabble.com.
>
> _______________________________________________
> R-SIG-Finance at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-sig-finance
> -- Subscriber-posting only. If you want to post, subscribe first.
> -- Also note that this is not the r-help list where general R questions should go.
>
>



More information about the R-SIG-Finance mailing list