08/23/2026
Commentary co-authored by MIT Professor/CS3 faculty affiliate Christopher Knittel argues for a mileage-based approach to how we tax auto travel. (WBUR)
https://www.wbur.org/cognoscenti/2026/08/18/highway-trust-fund-gas-tax-vmt-tax-christopher-knittel
MIT Sloan School of Management MIT Climate MIT Energy Initiative
“Electric vehicle owners create a real problem for transportation finance,” write Christopher Knittel and Gilbert E. Metcalf. “Because they do not buy gasoline, they do not pay gasoline taxes, which have long helped fund the Highway Trust Fund." So, as electric vehicles become more common that...