Problem 1: Define psychological egoism. Is it prescriptive or descriptive? Why?
Problem 2: Define ethical egoism. Is it prescriptive or descriptive? Why?
Problem 3: According to Rachels, what two assumptions about morality does psychological egoism challenge?
Problem 4: Why does Rachels think that Psychological Egoism is false?
Problem 5: Rachels thinks that psychological egoism runs contrary to our experience. What two arguments does he see the egoist make in response to the case of Smith helping his friend? Why does Rachels think both arguments fail?
Problem 6: What is the argument for the claim that ethical egoism is inconsistent? Why doesn't Rachels accept this argument?
Problem 7: According to Rachels, why should we not hurt others, and why should we help others? How does he think the ethical egoist will respond to his arguments? What does Rachels think of the possible response?