The solutions for the tricky problems facing these Fortune 500 companies all came from -- believe it or not -- the government. Each of the companies found answers at the Oak Ridge National Laboratory, one of a handful of labs funded by the Department of Energy. At a time when the country seems divided between those who believe Big Business is the answer to all our problems and those who see big government as the only solution, the public-private partnership serves as proof that sometimes the two sides work better when they team up.
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