Only a small share of the vehicles Americans buy are electric. Even if all of them were, it would take until 2040 to phase out the fossil fuels used to power personal travel and road-bound freight.
- Professor of Applied Economics and Director of the Center for Energy and Environmental Policy Research, MIT Sloan School of Management
Their analysis finds that the costs exceed the benefits by over $170 billion – but it includes four major errors in the calculations.
Cab drivers have long discriminated against African-Americans and other minority groups. New research suggests ride-hailing apps haven’t solved the problem.
Contact Christopher for
- General
- Media request
- Speaking request
- Consulting / Advising
- Research collaboration
- Research supervision
- Location: Cambridge MA
- Website
- X (formerly Twitter): @KnittelMIT
- Article Feed
- Joined


