CNBC | OPEC's 'truce' will probably jump-start the very US shale drilling it has tried to kill CNBC OPEC's promised production deal will probably prop up oil prices, but it may also jump-start more U.S. shale drilling — which would go against the very reason the cartel started a price war in the first place. Analysts at both Bank of America Merrill ... Opec agreeing on need to cut oil production is no game-changer … yet |