Author: Michael B. Sauter, 24/7 Wall Street

The value of a dollar ranges by more than 30 cents across the US, depending on the state. In Mississippi, $1 is worth $1.16; in Hawaii, only 84 cents.

24/7 Wall St. reviewed data from Feeding America to determine the counties where the largest share of residents don’t get enough to eat.

24/7 Wall St. reviewed nationwide the average costs of attending four-year public and private colleges each year since 1971.

Here’s a look at how the massive wealth of modern-day tech giants such as Jeff Bezos and Bill Gates compares to titans like Carnegie and Rockefeller.

Common errors such as inadequate postage, wrong information, and failing to sign a tax return can result in it being returned and your refund delayed.

States differ in their individual and corporate tax rates, which was highlighted in e-commerce giant Amazon’s recent search for a second headquarters.

Labor unions exist to increase the collective bargaining power of their members to negotiate higher wages and better benefits.

A look at the 12 U.S. presidents with an estimated net worth of at least $50 million. Donald Trump is No. 1.

While the best states for senior citizens span the country, the worst states are almost exclusively in the South.