Have American middle-class incomes slumped, stagnated, or grown in recent decades? It all depends on how you measure it.

Have American middle-class incomes slumped, stagnated, or grown in recent decades? It all depends on how you measure it. https://t.co/1pm1mT1JIk pic.twitter.com/XQvBQawjYk

— Brookings (@BrookingsInst) December 14, 2018