Macro Musings
Macro Musings

Sam Lyman on the Digital Payments Race Between the US and China

Sam Lyman is the head of research at the Bitcoin Policy Institute and formerly was a senior advisor and speechwriter for Treasury Secretary Bessent. In Sam's first appearance on the show, he discusses Secretary Bessent's secret skill, the competition in the digital payments space between t

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David Beckworth HostSam Lyman Guest

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Episode Summary

Executive Summary: The episode maps competing U.S. and Chinese visions for digital money, arguing that stablecoins, Bitcoin, and AI are becoming instruments of national strategy, not just finance. Sam Lyman sees U.S. policy shifting toward crypto leadership through a strategic Bitcoin reserve and the Clarity Act, while China responds defensively with its interest-bearing digital yuan and tighter capital-control defenses. The discussion also covers quantum risk and foreign influence in AI policy.

Main Topics: U.S. digital asset strategy and Treasury experience (Priority: 5/5): Lyman describes working at Treasury under Secretary Bessent, where digital asset policy, trade shifts, and speechwriting around stablecoins and crypto were central. He frames the current administration as intentionally building a national digital asset strategy. Bitcoin Policy Institute’s broader mission (Priority: 5/5): BPI is presented as a think tank focused not only on Bitcoin but on open-source technologies more broadly, including stablecoins and AI. Lyman argues these tools can expand freedom, support U.S. strategic interests, and promote global access. U.S.-China competition in digital money (Priority: 5/5): The conversation contrasts U.S. embrace of stablecoins and Bitcoin with China’s interest-bearing digital yuan and its concern about capital flight. Lyman claims China is reacting defensively to U.S. stablecoin growth and Bitcoin accumulation. Bitcoin as reserve asset vs. reserve currency (Priority: 4/5): Both speakers weigh Bitcoin’s future. Lyman argues it is likely to become a reserve asset like gold and possibly a reserve currency in extreme scenarios; Beckworth pushes back that volatility and dollar dominance make reserve-currency status unlikely. Stablecoins as payments and dollarization tools (Priority: 5/5): Stablecoins are framed as a frictionless dollar rail for global payments, especially in inflation-hit economies. The episode highlights their role as a bridge into Bitcoin and as a mechanism for extending dollar reach abroad. Policy legislation: Clarity Act and strategic Bitcoin reserve (Priority: 5/5): Lyman is optimistic that the Clarity Act will pass and says it would legitimize self-custody, attract developers, and spur global regulatory convergence. He also says the strategic Bitcoin reserve would be an even stronger signal of U.S. endorsement. Quantum computing risk and protocol adaptation (Priority: 4/5): They discuss whether quantum computing could break Bitcoin’s cryptography. Lyman says the threat is real but not imminent, and that the Bitcoin community has successfully upgraded the protocol before and can do so again.

Key Arguments: Bitcoin, stablecoins, and AI should be treated as strategic technologies that can advance U.S. national security and economic power. Stablecoins are a major tool for dollar reach abroad, especially in countries with inflation or weak local currencies; they function like a digital version of cash and a gateway into Bitcoin. China’s interest-bearing digital yuan looks more defensive than offensive, aimed at protecting capital controls and competing with dollar stablecoins. China’s true stance on Bitcoin is more complex than a simple ban; its actions suggest concern about Bitcoin as a reserve asset and a desire to control potential seizure/accumulation of it. A U.S. strategic Bitcoin reserve would signal official state acceptance of Bitcoin and could encourage other countries to follow. The Clarity Act would create regulatory certainty, protect self-custody, reduce debanking risk, and attract developers and capital back to the United States. Bitcoin is more likely to become a reserve asset akin to gold than to replace the dollar as the dominant global reserve currency. Quantum computing is a real long-run issue, but the community should prepare methodically rather than rush protocol changes. Foreign actors and networks may be shaping U.S. AI policy by amplifying anti-data-center and anti-AI narratives. BPI sees stablecoins and Bitcoin as complementary: stablecoins for spending, Bitcoin for saving.

Data Points: Strategic Bitcoin reserve holdings: About 300,000 BTC - Lyman says the U.S. government already holds roughly this amount, suggesting a reserve path is already underway. Bitcoin market cap: About $1.5 trillion - Used in the comparison between Bitcoin and stablecoin market size. Dollar stablecoin market cap: A little over $300 billion - Compared against Bitcoin’s market cap when discussing potential future trajectories. BPI view on Bitcoin reserve passage probability: 60% to 65% - Lyman’s estimate that the strategic Bitcoin reserve could still be rolled out. Bitcoin developer share in the U.S. under Trump I: About 40% - Lyman cites this as the share of Bitcoin developers located in the United States during Trump’s first term. Bitcoin developer share in the U.S. during Biden years: About 26% - Lyman uses this to argue that restrictive regulation pushed developers abroad. Quantum qubits estimate before Google paper: About 10 million qubits - Previous estimate of what would be needed to break Bitcoin cryptography. Quantum qubits estimate in Google paper: As few as 500,000 qubits - Lyman says Google lowered the estimated threshold substantially. Google quantum-resistant target: 2029 - Lyman cites Google’s own deadline for its technology to become quantum resistant. U.S. government quantum-resistant target: 2035 - He cites the federal government’s timeline for agencies to be quantum resistant. Bitcoin reserve accumulation under the executive order: Budget-neutral only - Lyman explains that Treasury and Commerce are seeking ways to accumulate BTC without taxpayer cost. China seizure dispute: 127,000 BTC - Lyman says China disputed U.S. seizure of Bitcoin from a Chinese national and wanted to prosecute the individual itself. Value of the disputed Bitcoin seizure: About $15 billion - Approximate value of the 127,000 BTC referenced in the China dispute. Stablecoin use in South America: One in three - Lyman claims one in three South Americans has used stablecoins. Bitcoin use in Iran: About one in five - Lyman says approximately one in five Iranians use Bitcoin actively day to day. Stablecoin use in China-related sanctions case: Hundreds of millions; about $600 million frozen - Lyman says U.S. authorities pushed Tether to freeze a large amount of stablecoins linked to Iran.

Pivotal Quotes: "Stablecoins are Starlink for the US dollar system." — Sam Lyman: He uses the analogy to explain how stablecoins extend dollar access globally through internet connectivity. "If Bitcoin succeeds, of course, nation states are going to pay attention." — Sam Lyman: His response to concerns that government involvement conflicts with Bitcoin’s stateless ethos. "I think the strategic Bitcoin reserve as actually being a little bit more bullish because I think it's unambiguously a stamp of approval by the United States government on Bitcoin." — Sam Lyman: He contrasts the reserve with regulatory clarity and explains why state endorsement matters.

Implications: The conversation suggests digital money is becoming geopolitical infrastructure. If the U.S. formalizes Bitcoin and stablecoin policy, it could accelerate adoption, reshape payments, and intensify competition with China and Europe over monetary influence.

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About Macro Musings

Hosted by David Beckworth of the Mercatus Center, Macro Musings pulls back the curtain on the important macroeconomic issues of the past, present, and future.

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