Cartel agreements are different to maintain because individual members: Group of answer choices Can gain by raising their price above the price which is best for the cartel Are often unable to police the price and output policies of other members Purse objectives other than profit maximization Can gain by lowering their price below the price which is bets for the cartel Both are often unable to police the price and output policies of other members and Can gain by lowering their price below the price which is best for the cartel are true