OPEC cut oil output in March by more than pledged under a supply reduction deal and said oil inventories had fallen in February, suggesting that its effort to clear a supply glut that has weighed on world oil prices is succeeding. But the Organization of the Petroleum Exporting Countries also raised its forecast for supplies from non-member countries in 2017 as higher oil prices encourage U.S. shale drillers to pump more, reducing demand for OPEC’s oil this year. OPEC is curbing its output by about 1.2 million barrels per day (bpd) from Jan. 1 for six months, the first reduction in eight years, to get rid of a supply glut. Russia and 10 other non-OPEC producers agreed to cut half […]