1. Democrats' housing problem

From The Washington Post: "YIMBYism is shaping up to be for the Democrats what free trade was for the Republicans."

2. The Democrats' Gentrification Problem

From The New York Times: "The nation's largest cities and metropolitan areas — home to a majority of Democratic voters — are at the forefront of the party's most vexing racial, ethnic and class conflicts."

3. The Urban Housing Crisis Is a Test for Progressive Politics

From New York Magazine: "It is also a political test for whether progressives will be manipulated by knee-jerk suspicions, or be able to think clearly about using the market to serve human needs."