JPMorgan's CFO warns cutting credit card interest could make the business not worth being in America's biggest bank by assets, JPMorgan Chase, reported fourth-quarter earnings on Tuesday. CFO Jeremy Barnum discussed how reduced interest rates could impact its cards business.

Learn what minimum monthly payments are on credit cards, how they impact interest and debt, and why paying more than the minimum benefits your financial health.

Revolving credit allows borrowers to have ongoing access to funds in the form of a line of credit, which comes with rules about how much credit is available to the borrower and how they have to structure their repayments. One of the most common forms of ...