The Economic Efficiency of Roundabouts
In every single metric, roundabouts beat intersections in efficiency. That is the conclusion of a new study published on the Priceonomics website. Click here for the article
The UK not only boasts 25,000 (the most in the world, as a proportion of total road space), but maintains the “British Roundabout Appreciation Society,” a collective of grateful denizens who tout the roundabout as “an oasis on a sea of tarmac.”
Average delays are reduced by 65% and the maximum approach delay measured by seconds per vehicle is cut by nearly three quarters. The merge-in-turn approach is a classic example of a co-operative solution to the challenges posed by busy road intersections. As Richard Thaler notes below, roundabouts require collaboration between users for the social good.
Roundabouts require cooperation. Nuff said, “@rorysutherland: Homeostasis - @r_thaler https://t.co/owAwq4OdhE”
— Richard H Thaler (@R_Thaler) September 20, 2015
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Geoff Riley
Geoff Riley FRSA has been teaching Economics for over thirty years. He has over twenty years experience as Head of Economics at leading schools. He writes extensively and is a contributor and presenter on CPD conferences in the UK and overseas.
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