search for: tp2242633p2242633

...instinctively I would use a loop to calculate daily returns, but I found out that R is very slow with loops, so I need to find an efficient way to calculate daily returns with such a huge dataset. Thanks a lot! -- View this message in context: http://r.789695.n4.nabble.com/R-Newbie-please-help-tp2242633p2242633.html Sent from the R help mailing list archive at Nabble.com.