need help with the following questions. Each question needs it's own answer and it's own Reference.

q1. Briefly discuss the purpose and role that each type of financial institutions (depositary, contractual, and investment) play in the U.S. economy. How do each of these institutions intersect with the various types of markets, i.e., capital, money, spot (cash), derivatives, Forex and Interbank, primary, and secondary (inclusive of OTC)?

q2. Select a publicly traded firm of your choice that enjoys a large shareholder base. What challenges may this firm have encountered (or is likely to encounter) in terms of (a) incorporating ethics into financial management practices, and (b) maintaining/sustaining ethical practices in the face of internal or external (market) pressures? Frame your response relative to the financial manager's fiduciary duty to maximize shareholder's wealth.