EghtesadOnline: Oil prices recovered some losses on Monday after a 3 percent fall in the previous session, but markets remain under pressure from high drilling activity in the United States and ample supplies from producer club OPEC.

EghtesadOnline: Oil prices rose on Monday, lifted by the first fall in U.S. drilling activity in months, although gains were capped by reports of rising OPEC output last month even as the group has pledged to cut supply.