By Daniel Hunter
Oil prices have fallen to a fresh four-year low as Opec oil producers meet in Vienna.
Brent crude slid below $75 a barrel for the first time since September 2010. The drop came as Saudi Arabia indicated it would not push for output cuts to help push up oil prices.
Data showed crude stocks rose last week by 1.9 million barrels from the previous week, according to the US Energy Information Administration.
US crude finished Wednesday's business down 40 cents at $73.69 a barrel.
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