1.what are the key differences between common stock preferred stock and corporate bonds

2.what features of money market securities distinguish them from other fixed-income securities

3.Why are high-tax bracket investors more inclined to invest in municipal bonds than are low-bracket investors?

4.How does a municipal revenue bond differ from a general obligation bond. which would you expect to have a lower yield to maturity?

5.what is meant by limited liability

6. An investor is in a 30% combined federal plus state tax bracket. If corporate bonds offer 9% yields, what must municipals offer for the investor to prefer them to corporate bonds?