Taxi-sharing in cities follows universal maths law

Publication: Nature,

It makes sense that sharing a taxicab would be practical in places such as Manhattan in New York, where lots of people are always looking for a ride. But the same approach might also work in vastly different cities across the world, potentially lowering both transport costs and emissions, suggests a network-theory study.

Ride-hailing companies such as Uber and Lyft give customers the option to share journeys with others who are heading to similar destinations. Traditional taxi firms could in principle do the same, if they were linked up through the right technology — algorithms that match customers with other nearby passengers.

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