As part of this year’s Bloomberg Philanthropies Mayors Challenge, the Brazilian megacity drafted a proposal for a digital interchange platform designed to connect vendors with restaurants, markets, and other retailers in an effort to make it easier for them to sell their wares. On Wednesday, São Paulo’s proposal was named the winner of the third ever Mayors Challenge, which gives it a $5 million cash prize to implement the idea. — citylab.com

Michael Bloomberg's Bloomberg Philanthropies revealed the winners of its first European edition of the Mayors Challenge. More than 150 top cities from 28 European nations entered the competition, which asked participants to send their most innovative ideas that address Europe's timely pressing issues like unemployment, energy efficiency, obesity, aging, and improving government efficiency. — bustler.net

Serious money is in play in the Bloomberg Philanthropies’ “Mayors’ Challenge” for cities competing to show they have come up with promising innovations to cope with 21st-century challenges.

“It was a big surprise to hear we’d share our ideas with competitors,” says Gomes. “But it works brilliantly. It’s exactly what you need—everyone sharing and trying to help each other. It’s crazy, but it works.” — urbanland.uli.org

Can a U.S. organization really tell Europe how to run its cities better? [...]

Following a successful inaugural challenge last year, the city innovation contest crossed the Atlantic in 2014, winnowing down European applicant cities to a shortlist of 21*, all of whom attended a two-day Ideas Camp staged in Berlin earlier this month. [...]

A European organization could not realistically offer anything as substantial as €9 million in prize money. — citylab.com

Twenty-one of what was deemed as the most bold and creative ideas were listed as finalists in the first European edition of the Bloomberg Philanthropies’ Mayors Challenge Competition. European cities with populations of at least 100,000 residents were invited to submit ideas that address a variety of some of the most common and complex urban issues throughout the continent. — bustler.net

Providence, Rhode Island was recently selected as America's most innovative city at the nationwide Mayors Challenge, taking home the $5M-Grand Prize for its idea "Providence Talks." The Mayors Challenge, hosted by Bloomberg Philanthropies, is a competition to inspire American cities to generate innovative ideas that solve major challenges and improve city life - and that ultimately can be shared with cities across the nation. — bustler.net