Answer:
Their families' economical situation was different. Therefore, their ways of establishing their priorities and how they got what they wanted, made the difference.
Step-by-step explanation: The great depression was a success that affected all the character's lives differently. All of them had an obsession with the president cards, however, the way they managed to get them was different due to their personalities and their economical status. Jerry lied to his brother and told him he had only 15 cents to cooperate for his father's birthday present, when he saved more money to buy cards. On the other hand, Rollie managed to convince people to do what he wanted in order to get special prizes first.