In the follow up to her ten-part series on Grist, bicycle activist and journalist Elly Blue continues to dissect the economic ramifications of the bicycle. Bicycle transportation is good for a lot of things--it's healthy, it's green, it's quiet, it's fun, it builds community. It also makes financial sense, and the magnitude of bicycling's economic impact gets far less attention than it deserves. Elly Blue explores the scope of that impact, from personal...