A xts object of daily returns of the S&P 500 Index from January 1928 to August 1991.
A xts object on 1928-01-04/1991-08-30 containing:
a numeric vector
Indexed by objects of class: [POSIXct,POSIXt] TZ: UTC
Want to suggest features or report bugs for rdrr.io? Use the GitHub issue tracker.