Warren? Buffett's Berkshire Hathaway Company went public in 1965. The public offering price was? $18 per share. The stock was trading at? $190,500 on July? 1, 2014, and the market value of the firm was? $304.8 billion.
?(a) What is the? firm's average annual compound growth rate over last 49? years?
?(b) If Mr.? Buffett's company continues to grow at the historical growth? rate, what will be his? company's total market value when he reaches the age of? 100? (Buffett celebrated his 83th birthday in? 2014.)