As more people move back into densely populated cities, bike sharing is emerging as an important mode of urban mobility. In a typical bike sharing system, riders arrive at a station and take a bike if it is available. After retrieving a bike, they ride it for a while, then return it to a station...

Dockless bike sharing provides a convenient, affordable, and sustainable mode of transport for urban citizens. It acts as a reliable complement to public transit systems by reducing the cost of last-mile commuting and increasing the attractiveness of public transport services. Thus, dockless...

Bike-sharing systems are exploding in cities around the world as more people are adopting sustainable transportation solutions for their everyday commutes. However, as more people use the system, riders often encounter that bikes or docks might not be available when they arrive to a station. As...

The cities of Paris, London, Chicago, and New York (among many others) have set up bike-share systems to facilitate the use of bicycles for urban commuting. This paper estimates the impact of two facets of system performance on bike-share ridership: accessibility (how far the user must walk to...

This paper examines how 37 US cities regulate scooter parking. It analyses rates of improper scooter parking and discusses how cities can employ scooter regulations, in conjunction with other policies, to realise broader goals such as promoting sustainability and mobility.