R/saving.R

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

#' saving
#'
#' Wooldridge Source: Unknown Data loads lazily.
#'
#' @section Notes: I remember entering this data set in the late 1980s, and I am pretty sure it came directly from an introductory econometrics text. But so far my search has been fruitless. If anyone runs across this data set, I would appreciate knowing about it.
#'
#' Used in Text: not used
#'
#' @docType data
#'
#' @usage data('saving')
#'
#' @format A data.frame with 100 observations on 7 variables:
#' \itemize{
#'  \item \strong{sav:} annual savings, $
#'  \item \strong{inc:} annual income, $
#'  \item \strong{size:} family size
#'  \item \strong{educ:} years educ, household head
#'  \item \strong{age:} age of household head
#'  \item \strong{black:} =1 if household head is black
#'  \item \strong{cons:} annual consumption, $
#' }
#' @source \url{https://www.cengage.com/cgi-wadsworth/course_products_wp.pl?fid=M20b&product_isbn_issn=9781111531041}
#' @examples  str(saving)
"saving"