| Weekly | R Documentation |
Weekly S&P Stock Market Data
Description
Weekly percentage returns for the S&P 500 stock index between 1990 and 2010.
Usage
Weekly
Format
A data frame with 1089 observations on the following 9 variables.
YearThe year that the observation was recorded
Lag1Percentage return for previous week
Lag2Percentage return for 2 weeks previous
Lag3Percentage return for 3 weeks previous
Lag4Percentage return for 4 weeks previous
Lag5Percentage return for 5 weeks previous
VolumeVolume of shares traded (average number of daily shares traded in billions)
TodayPercentage return for this week
DirectionA factor with levels
DownandUpindicating whether the market had a positive or negative return on a given week
Source
Raw values of the S&P 500 were obtained from Yahoo Finance and then converted to percentages and lagged.
References
James, G., Witten, D., Hastie, T., and Tibshirani, R. (2013) An Introduction to Statistical Learning with applications in R, https://www.statlearning.com, Springer-Verlag, New York
Examples
summary(Weekly)
lm(Today~Lag1+Lag2,data=Weekly)