Emily Ngo had this story in Spectrum News NY. Here is an excerpt:

It’s the kind of cash and clout that the city’s matching funds program was created to offset. But bankrolled by real estate, Wall Street, unions and more, special-interest groups are sinking big money into the race for mayor.

A PAC supporting Shaun Donovan — funded with $6.8 million from his father — has spent $6.5 million, mostly on TV and digital ads.

One boosting Ray McGuire has nearly $6 million in contributions and has spent more than half that.

Read the full article here. Also, visit the main Democracy Chronicles section on American Democracy, our section on Money Politics, or our articles on Political Lobbying.