... bear.Other Variables Influencing the Selection ofEducation, Marketing, and LawThere are many other variables that can influence managersin their selection of education, marketing, and/ or law asclasses ... 1979), and Shapiro ( 1973).Carrots, Sticks, and Promises / 33 a good understanding of and accommodate the target'sMOAs and the trade-off of free choice and externalities. The potential for ... externalities. Targets that are prone, resistant, or unable to respond to the manager'sgoal behave on the basis of their motivation, opportunity, and ability and on a manager's use of the...