OPEC said Friday its crude production and market share fell last year as a boom in U.S. shale dents demand for its oil. In an annual statistical report, the Organization of the Petroleum Exporting Countries said its collective crude production was down 2.5% during 2013 on an annual basis. OPEC’s share of total global production in 2013 averaged 43.4%, down from the 44.6% in 2012, it said. Global oil production and demand rose last year but was largely captured by OPEC’s rivals, notably a rise in nonconventional U.S. production. The group said in early July demand for its oil will continue to decline next year, when it is likely to fall by 300,000 barrels a day. In the report, OPEC also said its members’ petroleum export revenue fell to $1.112 trillion in 2013 from $1.208 trillion the previous year. Among the most significant increases in reserves, Iraq’s crude oil […]