<ul data-eligibleForWebStory="true">Mastercard partners with Paxos to advance Global Dollar Network, boosting stablecoin payments.Competitors like Visa, Fiserv, and Stripe integrate stablecoin functionality into their platforms.Bank for International Settlements (BIS) report indicates stablecoins 'perform poorly' as money.Stablecoins face challenges in stability, acceptability, trust, compliance, and user experience.