Saudi Arabia is quietly telling the oil market it would be comfortable with much lower oil prices for an extended period, a sharp shift in policy that may be aimed at slowing the expansion of rival producers including those in the U.S. shale patch. Some OPEC members including Venezuela are clamoring for production cuts to push oil prices back up above $100 a barrel. But Saudi officials have given a different message in meetings with investors and analysts: the kingdom, OPEC’s largest producer, will accept oil prices below $90 per barrel, and perhaps down to $80, for as long as a year or two, according to people who have been briefed on the recent conversations. The discussions, some in New York over the past week, offer the clearest sign yet that the kingdom is setting aside its longstanding de facto aim of holding prices at […]