A proposed 10% cap on credit card interest rates could restrict access to credit for millions of Americans. Industry experts agree that a 10% interest rate cap could lead to the cancellation or severe restriction of credit card accounts for up to 90% of cardholders – specifically those with credit scores below 740.

The latest trio of big banks reported their results Wednesday — Bank of America, Citigroup and Wells Fargo — and while each of them do different flavors of banking the theme is the same: profits are u...

But now the president has proposed a one-year, 10% cap on the interest rate on credit cards, a lucrative business for many financial institutions, and his Department of Justice has launched an investi...