R/firms.R

In dfvad: Diewert and Fox's Method of Value Added Growth Decomposition

#' @title Sample data for firm dynamics
#'
#' @description Firm productivity and market shares adopted to
#' demonstrate the decomposition of firm dynamics
#'
#' @references
#' Zeng, S. (2019). Frontier firms, inefficiency and productivity
#' dynamics. Presented in EMG Workshop 2019, Sydney.
#'
#' @format A data frame with the following columns:
#' \describe{
#' \item{tfp}{Firm productivity (or firm performance indicators)}
#' \item{s}{Market shares occupied the firm.}
#' \item{id}{A firm identity column.}
#' \item{t}{A time period column}
#' }
"firms"