13. What is preferred stock? Why it is preferred as compared to common stock? Does preferred stock have voting rights? 14. When General Motors got into a crisis in 2009, the U.S. government bailed it of Through which channel of financing did the bailout proceed? 15. According to John Lintner's dividend model, why does a firm have to strike a balance in its dividend payout policy? 16. What happen to Zerox in 1999? 17. Using Xerox's balance sheet from 1999 and 2010, explain why equity's market value can not be lower than the company's liquidation value