While this text is a full statistics textbook, the accompanying R code PDFs (available via the author’s website) are legendary. Tsay bridges the gap between econometric theory (ARCH, GARCH, VAR models) and R implementation.
returns_xts <- stocks %>% tq_cast(dplyr::everything() ~ symbol, drop = TRUE, type = "xts", convert_to = period.returns) financial analytics with r pdf
library(quantmod) getSymbols("AAPL", from="2018-01-01", to=Sys.Date()) prices <- Cl(AAPL) While this text is a full statistics textbook,