- Professor Todd McFall contributed to a WFMY-TV (Greensboro, NC) news article “What’s Driving Up Gas Prices?” The cost of gas in Greensboro jumped 19 cents per gallon in just the last week. A big question for drivers is why? Economics professor Todd McFall said the Russia-Ukraine war is still one of the main factors driving up gas prices. “As long as this conflict in Eastern Europe continues, we’ll see expensive gas.”