An Evaluation of NHTSA’s Economics-based Modeling and Implications for Benefit-Cost Analysis in the NHTSA/EPA August 24, 2018 Notice of Proposed Rulemaking (NPRM) David S. Bunch, PhD, University of California, Davis Categorías Tipo Research The Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule for Model Years 2021–2026 Passenger Cars and Light TrucksProf. David Bunch, PhD, at University of California, Davis, describes the major flaws in the Agencies’ economic models of the vehicle market.