Dino Grandoni:

The prize: a piece of the estimated $20 billion automakers and other companies will spend globally on development over the next five years, according to an analysis by Gartner.
 “The first thing is, don’t do anything to discourage,” said Richard M. Biter, assistant transportation secretary in Florida, which is among the states chasing the nascent industry. “It’s like the Hippocratic oath.”
 Virginia, for example, is trying to attract carmakers with its clogged highways.