Transportation planners and economists are urging us to adopt congestion pricing - to charge motorists more for driving on crowded roads during rush hours and less for traveling on uncrowded roads in off-peak hours. By putting a price on peak-hour travel, we would encourage motorists to switch...

This is the age of the train: certainly in Japan and in Europe; probably, soon, on the East Coast. The urgent question is whether California will catch the train, whether indeed it should catch the train, and if so how.  Modern high-speed train travel involves trains that achieve sustained...