Stablecoins: What They Are and How They Work

Key Takeaways

• Stablecoins peg to USD via 1:1 reserves of cash and Treasury notes.
• Transactions settle instantly with near‑zero fees, beating traditional cross‑border wires.
• Tether (~$190 B) dominates market; Circle’s USDC offers greater regulatory transparency.
• Issuers earn billions from reserve interest, not from user fees.
• Governments view stablecoins as new demand source for U.S. Treasury debt.

Pulse Analysis

Cross‑border payments have long been hampered by legacy correspondent‑bank networks that impose hefty fees and days‑long delays. Stablecoins sidestep these bottlenecks by leveraging a decentralized ledger that records transactions in real time, allowing anyone with internet access to move dollar‑denominated value instantly and at a fraction of the cost. For individuals in hyperinflationary economies—such as Argentina, Turkey, or Venezuela—stablecoins provide a practical avenue to preserve wealth in a stable currency without the need for a local bank account, thereby expanding financial inclusion.

The stablecoin ecosystem is now anchored by two dominant issuers. Tether (USDT) commands roughly $190 billion in circulation, making it the most liquid digital dollar, while Circle’s USDC, though smaller, is prized for its transparent reserve audits and compliance with U.S. money‑transmission licenses. Both platforms back each token with cash and short‑term Treasury securities, enabling issuers to earn interest—often 4‑5% annually—on billions of dollars of reserves. This interest income dwarfs fee revenue and positions stablecoin firms as significant, albeit indirect, holders of government debt. Regulatory scrutiny is intensifying, especially around reserve verification and the prohibition on offering interest to token holders, which could shape future business models.

Looking ahead, stablecoins may act as a catalyst for broader tokenization of financial assets, potentially eroding traditional banking functions such as settlement and foreign‑exchange services. Their ability to generate steady demand for Treasury bills could lower borrowing costs for the U.S. Treasury, while also prompting policymakers to craft clearer frameworks that balance innovation with consumer protection. Adoption will likely begin with institutional players seeking faster, cheaper clearing, eventually spilling over to retail users as interoperability improves and regulatory certainty solidifies.