A little article on how Muddy Waters Reasearch operates.
In a nutshell:
1. Short the he11 out of a company
2. Issue a "research" report calling the company a fraud or Ponzi scheme
3. Once the investors flee (based on the "research"), cover your short position.
4. Laugh all the way to the bank.
http://www.globalpost.com/dispatch/news/regions/asia-pacific/china/131230/getting-rich-chinese-fraud-wall-street-muddy-waters