How the Fed could drive oil prices down more

USA Today: Oil prices could be facing a significant jolt after Federal Chair Janet Yellen, in her annual speech at the Jackson Hole economic symposium in Wyoming, said that the case to increase interest rates had strengthened. The extent of the jolt that may be felt is far from certain, however.

Due to the quotations of crude oil in U.S. dollars, there is often a bind between the fate of the greenback and the costs of oil per barrel, as the balance of oil trade and the effect on market psychology can be hugely influential.

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