Having a Stake: Evidence and Implications for Broadbased Employee Stock Ownership and Profit Sharing. Richard Freeman, May 28, 2017, Paper, "At the center of the ongoing debate about the causes and cures of inequality in America today is the vast difference in wealth between owners and workers. As many have noted, that gap was not nearly as large in the middle of the twentieth century as it has become in the first two decades of the 21st century, where owners and other executives make many multiples of what workers make – largely through grants of stock in lieu of salary." Link