2013 has been a roller coaster year in business that has made and broken millionaires . The stock market is up over 100 percent since the start of 2014, but it's still down about 20 percent from its peak last year. From tycoon bankruptcies to billion-dollar takeovers , 2013 has been a roller coaster year in business . CNN counts Thorsten Heins and John Boehner among the business losers .
2013 has been a roller coaster year in business that has made and broken millionaires . The stock market is up over 100 percent since the start of 2014, but it's still down about 20 percent from its peak last year. CNN counts Thorsten Heins and John Boehner among the business losers .