Cities from Seattle to Chicago to Washington and New York are struggling to crack the ultimate urban code: How to squeeze in ever more well-off people without driving out the less affluent? As urban populations near a new apex, city planners are raising the ire of many locals with proposals to allow developers to pack more housing into existing neighborhoods, a process called upzoning, if they pay up to protect or add options for...

Source: Wall Street Journal July 28, 2016 19:05 UTC