US margin rules threaten clearing bottleneck

Fed estimates $2.5 billion annual cost of funding margin on bilateral trades

Every morning, cities around the world inhale millions of commuting workers only to exhale them again each evening. This human tide depends on the widespread use of public transport, but such mass transit systems often run at a loss, requiring government subsidies to remain operational.

If a city introduced punishing road tolls to make it drastically more expensive for commuters who preferred to drive, how would these people get to work? What could they do if the train network was already over