city of new york. right now it is -- you know, they are trying to figure out new ideas to be able do more luxury housing. the housing authority, continues to be wasteland and really -- city administration, housing authority, head, continues to allow thousands of apartments to sit on the side that are vacant. city of new york needs to help focus on creating housing. that helps to keep people -- >> what does this focus mean? how do you operationalize that? >> housing authority, proposal to put it on the grounds of housing authority land. instead of that, it is great opportunity to do middle income housing. create some income diversity within the housing authority. great opportunities if that's the focus. right now the focus doesn't exist in the city. >> housing has always been expensive. let's not kid ourselves in new york city. but over the last decade, housing has become that much more unaffordable for now 50% of the households living in new york city. the pace of housing construction, even though mayor bloomberg had ambitious plans, it has not kept pace with the growth of the city. that's what is driving the rents