With winter nearly upon us, riding a bicycle in Chicago is probably the furthest thing from most people’s minds – except for the more than 1,000 people who’ve recently purchased a Divvy Groupon. Divvy is Chicago’s taxpayer-funded bike-share program, through which users can buy daily or annual memberships to rent one of more than 3,000 bicycles...

Divvy bike stations are expanding throughout Chicago, offering riders low membership costs and 24-hour rental fees. But this multimillion-dollar project is bringing in only a fraction of the money necessary to fund it. Last year, the city of Chicago announced a controversial $65 million contract with ALTA Bicycle Share to operate a 4,000 bicycle bike-share program in...