Displaying 1 result from an estimated 1 matches for "vixarch".
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virarch
2008 Nov 04
2
ggplot & annotating charts
..., na.strings="")
names(vix) <- tolower(names(vix))
vix$dates <- chron(as.character(vix$date),out.format="d-mon-y")
vix.z <- zoo(vix[,-1],vix$dates)
vix.close1<-aggregate(vix.z[,4],as.yearmon,max)
# 1990 - 2003
vix.ar1 <- read.csv("C:/Data/MindShare/Recession/vixarchive.csv",
header=T,sep=",", quote="",na.strings="n/a")
names(vix.ar1) <- tolower(names(vix.ar1))
vix.ar1$dates <- chron(as.character(vix.ar1$date),out.format="d-mon-y")
vix.ar1.z <- zoo(vix.ar1[,-1],vix.ar1$dates)
vix.close2<-aggreg...