It's Housing and Urban Development Week on the Brian Lehrer Show's election series "30 issues in 30 Days." See the full 30 Issues schedule and archive here.

Vicki Been, director of the Furman Center for Real Estate and Urban Policy at NYU, and Steven Spinola, president of the Real Estate Board of New York, discuss to what extent the city government should rely on private money for public amenities like affordable housing, more parks, and open space.