Eric Jaffe
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Should We Pay People to Drive Off-Peak?
Rewarding commuters who switch travel modes or times may be more effective than charging those who drive at rush hour, a new study suggests.
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A Bike To Fix Public Transit's Biggest Problem
Gabriel Wartofsky thinks his folding electric bike can be the final cog in a multi-modal transportation network.
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Parking Minimums Create Too Many Parking Spots
The regulation causes developers to build more spaces than they would otherwise, according to a new report.
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Why People in Cities Walk Fast
Researchers have proposed a number of theories over the years — from sensory overload to the economic value of time.
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Why Are People Rioting Over Bogota's Public Transit System?
The TransMilenio is among the world's best networks, but that hasn't stopped residents from protesting it again and again.
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The Odd Link Between Commute Direction and Marital Satisfaction
Couples that travel the same way to work are happier together, a new study in the U.S. and China concludes.
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In China, Great Urbanization Brings Great Health Risks
Better care is needed for rural-to-urban migrant workers, a new review concludes.
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Saving Detroit's Public Transit By Privatizing It
The privately run Detroit Bus Company will try to pick up where the city's public transportation left off.
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Is the Biker Rights Movement Gaining Momentum?
A new anti-harassment law in Berkeley and a building-access law in San Francisco are both the second of their kind.
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The Death Row of Urban Highways, Part 3
Five highways whose execution gave their cities new life.

