On Wed, Oct 6, 2010 at 10:16 AM, lord12 <trexi...@yahoo.com> wrote:
>
> Thanks a lot! I have one other question,however. If I want to have two
> garchFits, garchFit(~aparch(1,1), data = sunspot.year) and
> garchFit(~arma(2,1)+apaarch(1,1), data = sunspot.year), how do I automate
> the creation of these models?
>
> for(k in 1:2)
> {
> garchFit~...,data = sunspot.year),
> }
>
> I am not sure what to put in the ...
Set up a character vector of terms, Terms, such as
Terms <- c("x1", "x2", "x3", "x4")
and then replace the fo<- line in my second solution with:
fo <- as.formula(paste("y1", paste(Terms[1:k], collapse = "+"), sep = "~"))
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