Toyota and other carmakers are expected to sell 2.6 million hybrids a year by 2016.
But it's just one of many eco-friendly technologies Nissan and other carmakers here are testing.
General Motors, among other carmakers, is now looking at ways to take advantage of such information.
Other carmakers such as Mitsubishi Motors and Mazda have also reported a sharp drop in Chinese sales.
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Ford and other carmakers have little choice but to try to derive more profit out of small cars.
Longtime Forbes columnist Jerry Flint, meanwhile, thinks Toyota and other carmakers should scrap their electronic drive-by-wire systems.
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To be sure, selling alternative fuel vehicles has never been an easy task for Detroit or other carmakers.
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But the structure of the agreement Ghosn sought would have prevented General Motors from creating alliances with other carmakers.
Other carmakers have also been hit by a slump in European car sales.
Other carmakers have tried similar partnerships with suppliers, though never in North America.
Despite the headlines, it's not clear that Toyota's recall numbers are any worse than those of the other carmakers.
With the HondaVac, Honda has managed to suck up (sorry) much of the attention from other carmakers at the show.
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Several companies have struck deals with unions to cut labour costs, and with other carmakers to collaborate on developing new technologies.
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Having too many showrooms depresses profits for all of them and leaves them unable to compete effectively with dealers for other carmakers.
Magna intends to use Opel's plants to build vehicles for other carmakers (it already does this on a small scale in Austria).
With other carmakers, including Ford, also announcing plans to build small cars in India, some environmentalists griped that it was the wrong step forward.
Like other carmakers, Ford is giving back some of the market share gained in 2011 when Japanese carmakers were hobbled by the earthquake and tsunami.
Like other carmakers, Hyundai is trying to do the same thing.
Toyota's well-documented crises of quality from 2009 and 2010 set the company back in consumers' eyes, says Dunne, which has led to challenges from other carmakers.
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He figures that Kerkorian may argue for alliances with other carmakers, much like the way he tried to push GM into deals with Nissan and Renault.
Ford and other carmakers are scrambling to meet the standards.
"We have such a small budget that we have to focus on only a few technologies, " says Grundler, who notes that other carmakers are looking at the EPA's invention.
In its first two decades in the U.S. Toyota and other carmakers were convinced that mass-market plants had to build roughly 400, 000 cars a year in order to maximize efficiency.
Hyundai likes to think of itself as a company that challenges conventional wisdom, so it's not bothered by the fact that other carmakers gave up on similar plans decades ago.
Marchionne had tried to get other carmakers to back a government-led restructuring of the European auto industry, similar to what occurred in the U.S., but could not muster enough support.
Venture officials defend the decision, claiming it was important for the company to keep Shelby going so it could demonstrate to other carmakers its ability to supply parts for specialty vehicles.
Yet the company backed away from plans to introduce these batteries in the high-volume, conventional hybrid Prius in 2009--a bit of news that had other carmakers wondering what Toyota knew that they didn't.
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