Provide a brief paragraph for each question, using complete, grammatically correct sentences.

1. Making reference to the concept of moral hazard, explain what the principal-agent problem is. (Chapter 6, Chapter 9)
2. Explain what the textbook means when it says that a whistleblower must be courageous, have integrity, and have a strong sense of justice. (Chapter 11)

Please not too long, only up to two hundred words, thank you!