FT story (paywall) should open from this link
https://twitter.com/john_lauder/status/843774268672491520
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Building new roads causes more traffic and congestion but does not boost local economies, according to a study of 80 UK road schemes by the Campaign to Protect Rural England.
Although congestion falls, this is shortlived, according to research by Transport for Quality of Life, which was commissioned by the CPRE.
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