Here's a link to youtube about a fellow claiming to have been an executive in the boardroom where they openly talked about manipulating the price of oil and claims there is enough oil in alaska to power the US for over 200 years. His claim about how the World Bank and IMF are profitting the most with there blantant manipulation is pretty intriguing and could explain alot if true.

http://www.youtube.com/watch?v=NbakN7SLdbk