promptBeta {RTL} | R Documentation |
Computes betas of futures contracts with respect to the 1st line contract
Description
Returns betas of futures contracts versus front futures contract.
Usage
promptBeta(x = x, period = "all", betatype = "all", output = "chart")
Arguments
x |
Wide dataframe with date column and multiple series columns (multivariate). |
period |
"all" or numeric period of time in last n periods as character eg "100". |
betatype |
"all" "bull" "bear". |
output |
"betas" or "chart". |
Value
betas data frame tibble
or plotly chart of betas htmlwidgets
Author(s)
Philippe Cote
Examples
## Not run:
x <- dflong %>%
dplyr::filter(grepl("CL",series)) %>%
dplyr::mutate(series = readr::parse_number(series)) %>% dplyr::group_by(series) %>%
RTL::returns(df = ., retType = "abs",period.return = 1,spread = TRUE) %>%
RTL::rolladjust(x = .,commodityname = c("cmewti"),rolltype = c("Last.Trade")) %>%
# removing the day it prices went negative...
dplyr::filter(!date %in% c(as.Date("2020-04-20"),as.Date("2020-04-21")))
promptBeta(x = x, period = "all", betatype = "all", output = "chart")
promptBeta(x = x, period = "all", betatype = "bull", output = "betas")
promptBeta(x = x, period = "100", betatype = "bear", output = "betas")
## End(Not run)
[Package RTL version 1.3.5 Index]