Cordon Charge

According to new research, London's congestion pricing program has improved traffic safety both in the cordoned city center and in the free adjacent areas. Although traffic is moving faster, fatalities have been reduced.
Mar 15, 2015   The Guardian
Milan's six-month-old congestion charge, indirectly authorized by public referendum and by all measures successful in reducing traffic, crashes, and pollution, has been brought to an abrupt end by the successful appeal of a parking garage owner.
Aug 13, 2012   The New York Times - Europe