R/phillips.R

In wooldridge: 115 Data Sets from "Introductory Econometrics: A Modern Approach, 7e" by Jeffrey M. Wooldridge

#' phillips
#'
#' Wooldridge Source: Economic Report of the President, 2004, Tables B-42 and B-64. Data loads lazily.
#'
#' @section 
#'
#' Used in Text: pages 355-356, 379, 390-391, 408, 409, 409, 418, 428, 443, 548-549, 642, 656, 659, 662, 672, 817.
#'
#' @docType data
#'
#' @usage data('phillips')
#'
#' @format A data.frame with 56 observations on 7 variables:
#' \itemize{
#'  \item \strong{year:} 1948 through 2003
#'  \item \strong{unem:} civilian unemployment rate, percent
#'  \item \strong{inf:} percentage change in CPI
#'  \item \strong{inf_1:} inf[_n-1]
#'  \item \strong{unem_1:} unem[_n-1]
#'  \item \strong{cinf:} inf - inf_1
#'  \item \strong{cunem:} unem - unem_1
#' }
#' @source \url{https://www.cengage.com/cgi-wadsworth/course_products_wp.pl?fid=M20b&product_isbn_issn=9781111531041}
#' @examples  str(phillips)
"phillips"