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opt_return_volatilty
2012 Jan 11
1
Constructing a data.frame from csv files
Dear R helpers,
Following is my R code where I am trying to calculate returns and then trying to create a data.frame. Since, I am not aware how many instruments I will be dealing so I have constructed a function. My R code is as follows -
library(plyr)
mydata <- data.frame(instru_name =