The post Jamie Dimon Says the Bottom 20% Were Left Behind. At 62, One Worker Couldn’t Afford Eight More Years Without Social Security. appeared first on 24/7 Wall St.. Jamie Dimon has argued that Americans in the bottom 20% went two or three decades without a meaningful pay increase. Many earn less than $20 an hour, he noted, while living with worse health and fewer financial cushions. For these workers, “wait until 70” can sound less like retir…