"Intro. to the Stock Market".

What exactly is a stock and why do companies sell stock in the first place

• What is the difference between a public and a private company?

• What is the Dow Jones Industrial Average?

• What is a blue chip stock?
• What is the New York Stock Exchange and the NASDAQ?
• What is a mutual fund and how do they operate, why can they be good?
• What are some of the biggest companies on the stock market (in total value of their stock?)
• What is the PE ratio of a stock?
• What is a stock dividend?