Search found 3 matches

by mountop21
Sat Sep 10, 2011 11:41 pm
Forum: Econometric Discussions
Topic: How to select the distribution of error in GARCH?
Replies: 0
Views: 1582

How to select the distribution of error in GARCH?

EViews offers sevreal distributions for errors in the ARCH/GARCH estimates.
How to I choose among Normal, t, and Generalized error? and What is the reason for selecting the distribution?
After choosing it, how can i test whether the choice is right?
thanks a lot.
by mountop21
Tue Aug 16, 2011 3:03 pm
Forum: Estimation
Topic: How to wirte the output of ARMA(p,q)?
Replies: 3
Views: 3113

Re: How to wirte the output of ARMA(p,q)?

Either of the first two, depending on what you mean by resid in: Yt=b1*Yt-1+b2*Yt-2+C1*resid(-1)+C2*resid(-2)+resid If I were a betting man, reading a strict interpretation of that equation, I'd say you want: y y(-1) y(-2) ma(1) ma(2) Thanks a lot. But I am not sure whether MA(1) MA(2) are able to ...
by mountop21
Tue Aug 16, 2011 2:50 pm
Forum: Estimation
Topic: How to wirte the output of ARMA(p,q)?
Replies: 3
Views: 3113

How to wirte the output of ARMA(p,q)?

I wanna run the following regression:
Yt=b1*Yt-1+b2*Yt-2+C1*resid(-1)+C2*resid(-2)+resid.
What should I write in EViews under LS method?
Should it be ...
Y AR(1) AR(2) MA(1) MA(2) ?
OR
Y Y(-1) Y(-2) MA(1) MA(2)?
OR
Ohters?

coz we cannot use Y Y(-1) Y(-2) RESID(-1) RESID(-2).

Thanks a lot.

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