The Supreme Court is taking up an appeal by 11 states that argue American Express violated antitrust laws. ... Supreme Court to consider American Express fee dispute. The Associated Press.

With Ethoca Eliminator, American Express can help prevent disputes for U.S. merchants by providing more detailed transaction information in real-time to card members who call customer service ...

WASHINGTON (AP) — The Supreme Court is taking up an appeal by 11 states that argue American Express violated antitrust laws by barring merchants from asking customers to use other credit cards ...