Payment networks (Visa, Mastercard), consumer credit, payment processors. Some of the strongest network-effect moats in the financial sector - payment networks have effectively zero marginal cost on incremental transactions.
Industry leader
Visa Inc. V
Buffett-Fit: 79/100
Visa and Mastercard are textbook two-sided network monopolies - more cardholders attract more merchants, more merchants attract more cardholders, and the loop compounds for decades. ROIC routinely above 40%, FCF margins above 50%. Watch interchange-regulation risk + the long shadow of stablecoin alternatives.
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Educational framework analysis only. Not investment advice, not a recommendation, not personalized to your situation. Always do your own research.