“[Passenger vehicle efficiency technology] costs continue to decrease, proving that previous estimates, including those made by the federal regulatory agencies, have been too conservative. . . . Including these latest efficiency developments, compliance costs for the adopted 2025 standards will be 34%–40% lower than projected in the latest U.S. midterm evaluation regulatory analysis.”

Efficiency technology and cost assessment
for U.S. 2025–2030 LDV

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Recent Publications

Summary of series on the overall status of technology adoption in China and evaluation of the potential for reducing fuel consumption under different development scenarios.

2018.09.17 | Working paper

Analysis of the technology progress and new developments in hybrid and electric vehicles in China.

2018.09.17 | Working paper

Assessment of the progress and new developments in thermal management technologies in China.

2018.09.17 | Working paper

Staff Blog


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  • Why efficiency technology still matters in China

    Until BEVs are able to meet the needs of mainstream vehicle market in China, manufacturers are continuing to develop advanced efficiency technologies for use in conventional vehicles. 

  • EPA sets a first in accurately accounting for GHG emissions from waste biofuel feedstocks

    In a rule released last month, EPA became the first regulatory body to accurately account for greenhouse gas emissions (GHG) from displacing waste, residue, and byproduct biofuel feedstocks from pre-existing uses.

  • Sowing confusion on the European Commission’s proposal for truck CO2 standards

    The European Automobile Manufacturers Association's critique of the European Commission's proposal for regulating CO2 emissions from heavy trucks is an unpalatable dish concocted from dubious ingredients.

  • The future is electric, but why’s it taking so long?

    Many automakers have shared details on their plans for an electric future. How does it stack up to public policy goals?

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