Pew Research Center defines the middle class as a household with income that is at least two-thirds of the U.S. median income ...

In a theoretical world in which all of those billionaires were to suddenly become middle class, how much excess money would be available for other Americans?

We've heard a lot of election-year class warfare talk, from makers vs. takers to the 1% vs. the 99%. But Joel Kotkin's important new book, The New Class Conflict, suggests that America's real ...

Americans know wealth inequality is a problem, but what does it look like? 06:24 The gap between rich and poor in America is the worst it's been in more than a half century. It's a concern cited ...

Defining what it takes to be part of the American upper class in 2025 is a combination of various factors, including individual salary, overall wealth, household income and more. For You: How Much ...

For many Americans, the middle class is a matter of identity, aspiration and lifestyle as much as it is about wealth. Economists, however, have a pretty clear definition.

The typical affluent family in America now has nearly seven times the wealth of a middle-income family, the biggest wealth gap in three decades, according to a new analysis by Pew Research Center.

Is the exorbitant wealth of America's billionaire class aspirational? Or is it a threat to our democracy? USA TODAY readers ...

If any of the following characteristics apply to you, it's a sign that you'll have to make some changes if you want to make ...

Re “Why a Middle-Class Lifestyle Remains Out of Reach for So Many,” by Ezra Klein (column, July 20): Mr. Klein has labeled the issue an “affordability crisis,” which seems a euphemistic ...