Suddenly, unexpectedly, in the aftermath of the midterms, Democrats seem to have rediscovered their economic populist voice. As I pointed out in my recent story “Now They're Sliming Elizabeth Warren,” there's no single-bullet solution to economic inequality, but there are heartening signs and popular efforts underway on a broad range of fronts: minimum wage, overtime pay, wage theft and more on the raising wages side of things, and on the spending side, increases on infrastructure, education and, above all, Social Security.