sandbox/man-roxygen/variable-op.R

#' @section Operating Profitability Ratio:
#'
#' The *operating profitability ratio* (OP) used to form portfolios in June of year
#' \eqn{t} is annual revenues minus cost of goods sold, interest expense, and selling,
#' general, and administrative expense divided by the sum of book equity and minority
#' interest for the last fiscal year ending in \eqn{t-1}.
JustinMShea/ExpectedReturns documentation built on June 14, 2025, 4:28 p.m.