Gasoline prices have on average gained 3 cents on the week, rising to $2.91 per gallon, despite moves to a cheaper winter blend — and the current levels, highest for a fall period in four years, are likely to remain “unseasonably expensive” through the end of the year, the AAA reported. Experts say fall gas prices have not been this high since 2014, and they don’t see them decreasing any time soon as crude oil is selling about $25 more per barrel than at this time last year and market analysts expecting the high price of a barrel of oil to stay that way. “The September switch-over to winter-blend gasoline ushered in cheaper gas […]