#' Horowitz (1993) Modal Choice Data #' #' Modal choice data for journey to work in the Washington DC area #' in the late 1960's. #' #' @format A data frame with 842 observations on 5 variables: #' describe{

#' item {DCOST} difference in cost of car versus transit (transit - car) #' item {CARS} number of cars at home #' item {DOVTT} difference in out of vehicle time (transit - car) #' item {DIVTT} difference in in vehicle time (transit - car) #' item {DEPEND} coded 1 if by car, 0 if by mass transit #' } #' @source url{www.gams.com/latest/gamslib_ml/libhtml/gamslib_mws.html} #' @references Horowitz, J L, Semiparametric estimation of a work-trip mode choice model. #' Journal of Econometrics, 58, 49-70, 1993 #' @keywords datasets “Horowitz93”