By DPA,
Vienna : The price for crude oil produced by the Organization of the Petroleum Exporting Countries (OPEC) fell only slightly on Tuesday, OPEC announced Wednesday.
One barrel (159 litres) of OPEC-produced crude stood at $110.51 Tuesday, from $110.61 on the previous day.
OPEC calculates an average basket price based on 13 important brands produced by cartel members.
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