For example, in the image you can clearly see that the graduate is small, weak, worried, frustrated, etc. The big hand or the "giver" seems bigger, stronger, confident, powerful, just because of the fist in the hand. It is clear that both the college student and the lender are not in the same position of power. The college student looks weak from his posture and the expression on his face, as if he has been defeated and knows that no matter what he does he cannot win. The big hand seems stronger and more powerful when showing the fist, which can be assumed that the creditor feels strong enough to do whatever he likes to do. Also the hand is bigger than the actual person, which is actually impossible for a hand to be bigger than a person. This is just another way to show the differences between college students and