CNBC | Oil falls on US crude stock rise, Venezuela warning CNBC Members of the Organization of the Petroleum Exporting Countries (OPEC) and other oil producers are set to hold an informal gathering in Algiers next week, which the oil market hopes could lead to an agreement to freeze production levels. Algeria's ... Oil prices slide on oversupply pessimism Oil Drops as Prospects Fade for OPEC Deal Oil up 2 percent on producer deal speculation; gasoline dips |