"The freight train of North American tight oil has kept on coming," Rex Tillerson of Exxon Mobil tells Ambrose Evans-Pritchard of the London Daily Telegraph.
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"There is a significant portion of this that is competitive on a global basis," said Exxon Mobil CEO Rex Tillerson at an annual investor meeting earlier this month. "North American tight oil supply is more resilient than some people think it is."
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