The Price of Inequality: How Today's Divided Society Endangers Our Future

there are incentives for firms to work to reduce market competition.

The top 1 percent get in one week 40 percent more than the bottom fifth receive in a year; the top 0.1 percent received in a day and a half about what the bottom 90 percent received in a year; and the richest 20 percent of income earners earn in total after tax more than the bottom 80 percent combined.

Some thirty years ago, the top 1 percent of income earners received only 12 percent of the nation’s income.