Environmental cost-benefit analyses systematically understate what a new metro line is worth, because most of the driving it displaces happens elsewhere on the network.

Added to korrents 7 Sept 2026 · How quotes work · Something wrong? Tell us

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• The cost of major tunnel projects should not be attributed to the cost of surface electrification when benchmarking rail costs. ALAlon Levy7 Aug 2026
• A steady pipeline of transit projects does not by itself prevent costly systems-engineering mistakes, as shown by London's Crossrail. ALAlon Levy29 Jun 2026
• The real cost of transport demonstration projects is that they confuse decision-makers about whether mass transit still needs building. JWJarrett Walker20 Dec 2018
• Transit investment should prioritize raising ridership on already well-used lines over creating minimal service where none exists. ALAlon Levy7 Jul 2026
• The American suburban pattern of development does not pay for itself: a city takes the cash from new growth and, with it, a maintenance bill it can never cover. CMCharles Marohn17 Jun 2011

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