1. Why does having high self-esteem contribute to being more productive and earning a higher income? 2. Give an example from your own life of how B = f( P X E). 3. Ten years into the future, your classmates will show wide variations in terms of their career achievements. How might individual differences explain some of these differences in accomplishment? 4. Suppose you or a family member were taking an in- ternational flight. Would you want a pilot who claims he has good practical intelligence, even though he has below-average analytical intelligence? Explain your reasoning. 5. Research suggests that people with high cognitive ability earn more money and live longer. How would you explain this finding