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Image: Toyota Motor Corp. staff demonstrates how to recharge "Prius Plug-in Hybrid" car at its showroom in Tokyo
When will plug-in cars pay off?
Automakers are promising that affordable plug-in hybrid electric vehicles will be available in the next couple of years, but a new report contends that it will be decades before the fuel savings and lower emissions make up for the high cost of batteries. Full story
Issei Kato / Reuters


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