( dpa ) - The price for crude oil produced by the Organization of Petroleum Exporting Countries (OPEC) continued to decrease.
According to calculations by the Vienna-based OPEC Secretariat one barrel ( 159 litres) of OPEC-produced crudes stood at 86.30 dollars on Thursday, down 12 cents from the previous day.
OPEC calculates an average basket price based on twelve important brands produced by the 13 cartel member states.