This year, for the first time, debit- and prepaid-card spending in America on Visa is expected to overtake purchases on its credit cards (like MasterCard, Visa is a network that processes cards on behalf of banks).

ECONOMIST: Credit cards in America: Knocked off balance | The

TXU, a Texas energy-utility, and First Data, which processes credit cards.

ECONOMIST: There are losers, but some winners too

Barclaycard is a multi-brand credit card and consumer lending business which also processes card payments for retailers and merchants and issues credit and charge cards to corporate customers and the UK Government.

FORBES: Barclays Needs To Trade Better To Budge Stock Higher