Overview
This series examines fiat-backed stablecoins as private forms of money rather than simply crypto trading tools. It traces how token holdings, issuer reserves and redemption rights reshape bank funding, firm credit, Treasury markets, fiscal space, monetary-policy transmission and cross-border dollarisation. The analysis moves from the institutional conditions that make money trusted to balance-sheet effects, stress scenarios and regulatory choices. Stablecoins can improve access, programmability and competition, but their consequences depend on who holds them, what backs them, how quickly reserves can be mobilised, and whether the payment rail preserves par settlement, elastic liquidity, interoperability and financial integrity. Model results are conditional scenarios, not forecasts.
Learning outcomes
- Stablecoins are private money claims whose macroeconomic effects depend on reserves, holders and redemption design, not digital form alone.
- Domestic adoption can raise bank funding costs, while Treasury-bill demand can create fiscal space; the net effect is conditional.
- In the baseline US model, $2 trillion adoption lowers long-run output about 0.03% but lifts transition output about 0.3% above its initial steady state.
- Money-like use requires par settlement, elastic liquidity, interoperability and financial integrity; reserves alone cannot provide all four.
Keywords
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PlansFAQ
How do stablecoins affect banks and firms?
Stablecoins can raise banks’ funding costs and make some firm borrowing and investment less attractive when households substitute away from deposits. Cash substitution, equity finance and alternative funding can cushion the effect.
Why do Treasury-backed stablecoins matter to government finances?
They can lower Treasury-bill yields and create fiscal space when issuers add demand for short-term public debt. The benefit is conditional and can be offset by lost seigniorage, refinancing risk or redemption-driven sales.
What makes a stablecoin money-like rather than investment-like?
A stablecoin is money-like when it supports timely par redemption and settlement, not merely when it targets a reference price. Liquid reserves, credible support, interoperable rails and financial integrity are also needed.
Can stablecoins weaken monetary sovereignty?
They can, especially when foreign-currency stablecoins move from saving into borrowing or everyday settlement. The effect depends on adoption, reversibility and the strength of local monetary and payment institutions.