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 report explores how traffic systems and infrastructure can be redesigned and expanded for a broader range of vehicle types, especially "smaller-than-car" or light mobility options. It identifies the potential benefits of making vehicles lighter and diversifying the range of vehicles used...