Janet Yellen on US gas prices
Janet Yellen warns US gas prices could spike this winter
gas prices could increase as oil soars once Europe stops buying Russian crude
Janet Yellen is Treasury chief of US
She warned that the EU's embargo on Russian oil transported by sea might push up the price of petroleum.
Since reaching a peak of more than $5 in June, the average price of petrol in the US has decreased significantly.
However, if petroleum prices increase as a result of the imposition of European sanctions, American drivers may very likely notice a difference.
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