Visa and Mastercard are essential to the economy. It's impossible not to come away impressed by the competitive positions ...

Visa (V) and Mastercard (MA) operate as payment networks that earn transaction fees rather than interest income. Their business models insulate them from Trump’s proposed 10% credit card rate cap.

Mastercard should keep gaining as the use of cash declines as a primary means of payment. With billions of its cards in customers' wallets and over 100 million merchants on its network, Mastercard ...