article thumbnail

Researchers find consumers compensate for fuel-efficient car by buying bigger second vehicle; losing 60% of fuel economy savings

Green Car Congress

An analysis by a team from the University of California, Davis, MIT and Yale suggests that households that buy a fuel-efficient vehicle tend to compensate for that purchase by buying a bigger, more powerful second vehicle. This unintended effect could erode goals of fuel economy standard policies by up to 60%.

article thumbnail

UMD collaborative study finds that fuel efficiency of one car in household may be cancelled out by next car purchase

Green Car Congress

Published in The RAND Journal of Economics and funded by the California Air Resources Board, Archsmith collaborated with Kenneth Gillingham of Yale University, Christopher Knittel of MIT, and David Rapson of the UC Davis Department of Economics to examine vehicle purchasing behaviors using California-based data. —James Archsmith.

Purchase 220
article thumbnail

UC Davis Researchers Suggest the Battery Problem Seen to Be Slowing Electric Drive Commercialization Is Perceptual as Well as Technological

Green Car Congress

Distribution of battery requirements for consumer-selected PHEV designs (shaded circles) compared to USABC, MIT and EPRI performance requirements. MIT proposes a B-30 mid-size car, with a more aggressive driving cycle simulation. Units USABC MIT EPRI. Source: Axsen et al. Click to enlarge. CD operation. Axsen et al.

Davis 210
article thumbnail

PHEVLERs are the Zero CO2 Clean Green Machines of the Future

Green Car Congress

and UC-Davis Emeritus and Bruce R. Frank is Professor Emeritus, Mechanical and Aeronautical Engineering at the University of California, Davis, where he established the Institute for Transportation Studies (ITS-Davis), and was director of the US Department of Energy’s National Center of Hybrid Excellence at UC Davis.

Clean 150
article thumbnail

How Carmakers Are Responding to the Plug-In Hybrid Opportunity

Tony Karrer Delicious EVdriven

2/12/07 GM is aggressively pursuing plug-in hybrids "because of the tremendous potential to significantly increase fuel economy," according to spokesman Brian Corbett. But we want to give them cause to continue to press forward." ( MIT Technology Review ). Davis Illingworth, a senior vice president with Toyota Motor Sales U.S.A.,

Plug-in 45