Re: [R] ARCH modelling/MA process

2012-06-06 Thread KelseyStroud
To specify what I want to do, I want to forecast the volatility of the series bases on the previous volatility. The prices are now daily returns, they are logged and differentiated. I have also looked at generating two dates, use calenderdate and one compdate for use in the model. In compdate, frid

[R] ARCH modelling/MA process

2012-06-06 Thread and_mue
Hi all ARCH modelling I have a problem now on how to proceed with further steps in my analysis. I did a linear OLS regression with my daily data of stock and index returns. There is now the problem of arch in my error terms. Thus I used the following r command: garch(resid_desn, order=c(0,2)) #