sp500 | R Documentation |
The Daily Standard & Poor index from March 25, 1999 to March 9, 2007.
sp500
A data frame with 2001 rows and 3 columns:
date of measurement
Raw value of SP500
Logged value, as used in paper
plot(sp500$date, sp500$log, type = "l")
lines(sp500$date, l1tf(sp500$log, lambda = 50), col = "red")
lines(sp500$date, l1tf(sp500$log, prop = 0.01), col = "blue")
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