“…The most commonly reported form of discipline is response cost, typically the contingent removal of points or tokens (Bailey, Wolf, & Phillips, 1970;Barkeley, Hastings, Tousel, & Tousel, 1976;Fineman, 1968;Karacki & Levinson, 1970;Kaufman & O'Leary, 1972;Liberman, Ferris, Salgado, & Salgado, 1975;Moss & Rick, 1981;Phillips, 1968;Phillips, Phillips, Fixsen, & Wolf, 1971;Phillips, Wolf, Fixsen, & Bailey, 1976;Tyler, 1967). Response cost procedures can, however, involve direct privilege losses (Foder, 1977) or monetary fines (Meichanbaum, Bowers, & Ross, 1968).…”