Private business fortunes reveal overlooked source of wealth and inequality in America

A majority of Americans blame billionaires for the nation's ever-growing income and wealth divide. But economists Eric Zwick and Owen Zidar say there's a much larger but little-known cadre of very rich folks who may be even more important in closing the gap.

Source: [Phys.org](https://phys.org/news/2026-10-private-business-fortunes-reveal-overlooked.html)