> da=read.table("d-ibm-0110.txt",header=T) > xt=-log(da$return+1) > install.packages("fGarch") > library(fGarch) > m1=garchFit(~garch(1,1),data=xt,trace=F) > m1

Filename	Size	Update
VaR、ES.docx	17981	2018-01-28

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