VIENNA, May 7 (Xinhua) -- The Organization of the Petroleum Exporting Countries (OPEC) daily basket price increased to 22.40 U.S. dollars a barrel on Wednesday, compared with 21.43 dollars on Tuesday, according to OPEC Secretariat calculations released on Thursday.
Also known as the OPEC reference basket of crude oil, the OPEC basket, a weighted average of oil prices from different OPEC members around the world, is used as an important benchmark for crude oil prices. Enditem
