Faced with the collapse of their argument that income inequality has risen dramatically in recent decades, Sen. Elizabeth Warren’s favorite economists have come back with an even more audacious claim.

A long piece in The Economist about inequality research (“Economists are rethinking the numbers on inequality”) ends with this question: “Will this flurry of new research change people’s minds about ...

“Grotesque” is how Sen. Bernie Sanders has described the level of wealth inequality in the U.S., and he’s not the only Democrat running a presidential campaign that relies heavily on this idea. Sen.