Prices out of Park Slope: America needs more filtering and less gentrification.

it’s still possible to step back from the distributive conflict, and say that as long as we’re parceling out a fixed supply of Park Slope someone is going to get stuck with that longer subway ride. But if you can actually make more Park Slope-either by building more houses there or improving the quality of subway access to other parts of Brooklyn-then you’re making progress on a more fundamental level.