Interesting and thought provoking set of articles on “Oil in troubled waters” from the Economist:

“THE time when we could count on cheap oil and even cheaper natural gas is clearly ending.” That was the gloomy forecast delivered in February by Dave O’Reilly, the chairman of Chevron Texaco, to hundreds of oilmen gathered for a conference in Houston. The following month, Venezuela’s President Hugo Chavez gleefully echoed the sentiment: “The world should forget about cheap oil.”