Economies of scale are a good thing. If we didn't have them, we'd still be living in tents and eating buffalo.

After graduation Sandy Weill convinced him to turn down offers from Goldman Sachs Morgan Stanley and Lehman Brothers to join him as an assistant at American Express. After graduating he worked in management consulting for two years before enrolling in the Harvard Business School MBA 1982 along with classmates Jeffrey Immelt Steve Burke Stephen Mandel and Seth Klarman. S.

James "Jamie" Dimon (born March 13 1956) is an American business executive. Dimon was named to Time magazine's 2006 2008 2009 and 2011 lists of the world's 100 most influential people. He was also named to Institutional Investor's Best CEOs list in the All-America Executive Team Survey from 2008 through 2011.