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Study concludes that automakers tweak vehicle fuel economy to qualify for more favorable treatment; focus on car notches

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In their study, Slemrod and Sallee focus on “car notches”—where small changes in behavior lead to large changes in tax liability or the amount of a subsidy—in policies intended to encourage the production and use of fuel-efficient vehicles. mpg and 22.4 mpg US (12.7 mpg US (12.7

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Study finds that increased vehicle travel and decreased occupancy have undercut the impact of improving fuel economy over last 40 years

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Sivak found that while the vehicle fuel economy of the entire light-duty fleet improved by 40% (from 13 mpg US to 21.6 mpg US, or from 18.1 mpg US to 29.8 mpg US, or 9.5 l/100km to 10.9 l/100km), because of the decrease in vehicle load, the occupant fuel economy only improved by 17% (from 24.8

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Brookings analysts recommend against repeating cash for clunkers program in future recession

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However, the cost of CO 2 reduced was comparable or lower than that achieved through less cost-effective policies such as the tax subsidy for electric vehicles, the analysis concluded. Cost per job created. Click to enlarge. Cost per ton of carbon reduced. Click to enlarge. After the “clunker” was traded in, its engine was destroyed.

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ICCT study finds increasing gap between rated and actual passenger car fuel consumption in Europe

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It creates a risk that consumers will lose faith in type-approval fuel consumption values, which in turn may undermine government efforts to encourage the purchase of fuel-efficient vehicles through labeling and tax policy. US “My MPG” real-world vs. official (100%) CO 2 emissions by vehicle model year. Source: ICCT. Click to enlarge.

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China publishes plan to boost fuel-efficient and new energy vehicles and domestic auto industry; targeting 500K PHEVs and EVs in 2015, rising to 2M by 2020

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L/100km (34 mpg US) with the fuel consumption of energy-efficient vehicles dropping to 5.9 L/100km (40 mpg US) or less. L/100km (47 mpg US), with energy-efficient passenger car fuel consumption dropping to 4.5 mpg US) or less. Under the plan, by 2015 average passenger car fuel consumption is targeted to drop to 6.9

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EIA AEO2015 projects elimination of net US energy imports in 2020-2030 timeframe; transportation energy consumption drops

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AEO2015 presents updated projections for US energy markets through 2040 based on six cases (Reference, Low and High Economic Growth, Low and High Oil Price, and High Oil and Gas Resource) that reflect updated scenarios for future crude oil prices. Tcf in the High Oil and Gas Resource case. mpg in 2013 to 37.0 mpg in 2040.

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Massachusetts sets state GHG emissions limit for 2020 at 25% below 1990 levels, releases plan with additional measures, including Pay As You Drive auto insurance

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This includes varying the rates on new car sales taxes, annual auto excise (property) taxes, and registration fees, with rates raised on low-MPG vehicles and reduced on high-MPG ones. Incentives for consumers to shift their vehicle purchases to more fuel-efficient (or lower. GHG) models. reduction).