Betting sites, Specifically Barack Obama to be re-elected

Intrade - Barack Obama to be re-elected President in 2012 

•  2012/02/20 -- 59%

The IEM (Iowa Electronic Markets) is an online futures market where contract payoffs are based on real-world events such as political outcomes, companies' earnings per share (EPS), and stock price returns.

• 2012/02/20 -- 60%

Discussion of betting sites:

• c/net -- President Obama? Web sites bet it's a done deal, by Declan McCullagh November 4, 2008  
• Overcoming Bias -- Fixing Election Markets, (Math) By Robin Hanson · November 4, 2011
• American public’s untrammeled betting on elections and victories has been reborn as prediction markets. By Gwern
       (See:  YourMorals.org, where you can learn about your own morality, ethics, and/or values, while also contributing to scientific research)