Exercise 2.The following statements are not correct: 1, 3, 4, 5, 7.

Exercise 3.1. broker, 2. dealer, 3. full disclosure, 4. liquidity, 5. NASDAQ, 6. OTC, 7. secondary market, 8. SEC, 9. settlement

Exercise 4.stock market, regulator, SEC, fraudulent, easy, hazardous, structured, industry, supervision, public, securities, divisions, compliance, overseeing, disclosure, filed, transparency, filings, material, offerings, reports, M&As, proxy voting, AGMs, fair self-regulating organizations, broker-dealer, rules, disagreements, surveillance, overseers, advisors, registered, regulations, violations, law-enforcement, criminal, insider trading, fiduciary, integrity