Dollar Dominance and Payment Alternatives: Reading the Data Carefully

Separate the five measurements

Official foreign-exchange reserves are assets held by monetary authorities for purposes including liquidity and intervention. Trade invoicing describes the currency used to state a commercial price. Settlement concerns how an obligation is discharged. Foreign-exchange turnover measures trading activity, often including derivatives and transactions unrelated to merchandise trade. A financial messaging network reports messages or payment instructions within its own coverage. These measures have different populations. A percentage calculated from one network's traffic cannot be substituted for the currency composition of all central-bank reserves or the value of world trade.

Even a familiar percentage needs its definition. Reserve shares can move because authorities buy and sell assets, because exchange rates change their dollar valuation, or because the reporting methodology changes. The IMF's COFER dataset and accompanying methodology should be read together. Its revised approach introduced from the third quarter of 2025 imputes the composition of previously unallocated reserves. Consequently, older descriptions of shares in allocated reserves should not automatically be attached to newer series. Comparisons require consistent coverage, valuation and vintage, not simply two numbers copied from different articles.

Why currency networks can persist

A currency becomes convenient when many counterparties already use it. A supplier may invoice in dollars because its commodities, financing and customers use dollars. Banks then provide dollar liquidity, hedging and payment services, making the choice easier for the next business. Deep financial markets supply assets in which balances can be held and instruments with which risks can be managed. Legal institutions, convertibility and confidence in access also matter. These features form a network of complementary services rather than a single political privilege that can be switched on or off.

Persistence does not imply that users face no reason to diversify. Exchange-rate exposure, financing costs, sanctions risk, operational resilience and the location of customers can encourage alternatives. However, avoiding a dollar invoice is not identical to avoiding dollar funding or dollar-linked prices. A contract may be settled in another currency while its price remains linked to a dollar benchmark. A bank may offer a non-dollar payment route while hedging the position through dollar markets. To understand substitution, follow the balance sheets and contracts through the full transaction.

Worked example: follow an import payment

Imagine an illustrative manufacturer importing equipment worth the equivalent of $1 million. The supplier offers a dollar invoice due in three months or a local-currency invoice at a price that includes the supplier's hedging cost. The buyer compares the delivered price, forward exchange rate, bank fees, financing and cancellation terms. A cheaper transfer fee does not establish a cheaper overall transaction. If the alternative invoice exposes the buyer to an unfamiliar currency with limited hedging access, the apparent saving may be offset by risk or by the supplier's higher quoted price.

Suppose the dollar option involves $4,000 in combined banking and hedge charges, while the alternative has $1,000 in transfer charges but a $6,000 pricing premium. Under these illustrative assumptions, the alternative costs $3,000 more overall. Another supplier or payment corridor could reverse the result. The point is to compare a consistent economic boundary, not to declare one currency universally cheaper. The finance team also checks when funds become final, which intermediary banks are involved and what happens if a payment is rejected. Operational reliability belongs in the comparison alongside the exchange rate.

A payment rail is not a reserve asset

Payment infrastructure can connect institutions, exchange instructions and facilitate transfers. A reserve asset needs additional properties: an investable claim, liquidity at scale, reliable custody, manageable credit and market risk, and confidence that it can be used when needed. A new messaging connection does not automatically create a deep market for safe assets. Nor does a central-bank swap arrangement necessarily replace an established reserve portfolio. It can supply a particular kind of liquidity under specific terms while leaving the broader asset-allocation problem unchanged.

Settlement innovations should therefore be evaluated at the level of their actual function. Who can participate? Which currencies and instruments are supported? Is settlement final, and under whose law? How are liquidity, identity checks and failed transactions handled? Can the system continue during operational or geopolitical stress? These questions reveal capabilities that an announcement may not specify. They also prevent two opposite mistakes: dismissing every alternative as irrelevant, or treating a limited pilot as evidence that an entire monetary network has already been replaced.

Worked example: interpret a reserve-share change

Consider an illustrative reserve portfolio worth 100 units at the start of a period: 60 in currency A and 40 in currency B. Assume the authority makes no transactions, but B appreciates by 10 percent against the reporting unit while A's valuation is unchanged. The portfolio becomes worth 104 units, with A representing about 57.7 percent. A's share fell even though the authority sold none of it. A headline about deliberate abandonment would attribute a portfolio decision to a valuation effect. Actual reserve datasets involve more currencies and other complications, but the arithmetic exposes the distinction.

Now suppose the authority also reallocates two units from A to B. Separating the transaction effect from valuation requires appropriate exchange rates and a consistent sequence of calculations. An analyst should explain which adjustment was made rather than claim that one raw percentage proves the motive. Reserve managers may not disclose all individual transactions or objectives. Aggregate data can show a pattern without identifying every country's reason. Honest uncertainty is more informative than confidently assigning a geopolitical strategy to movements the available evidence cannot decompose.

What businesses should monitor

A business need not forecast the future reserve hierarchy to improve its currency decisions. It can map revenues, costs, borrowing and cash balances by currency and maturity. Natural offsets may reduce exposure, while a mismatch between foreign-currency debt and domestic-currency revenue can increase it. Treasury policies can specify permitted instruments, counterparties, limits and approval responsibilities. The relevant stress scenario is a change large enough to affect the business's obligations or liquidity, not a dramatic prediction selected because it attracts attention. Hedging choices require company-specific analysis and appropriate professional advice.

Operational diversification is also worth distinguishing from directional speculation. Maintaining a tested secondary payment route can help if a bank or network is unavailable. Holding several currencies without a clear purpose can instead create idle balances, reconciliation work and unwanted exchange risk. Firms should test beneficiary verification, settlement times, reconciliation and exception handling before relying on a new route. A successful small payment proves connectivity under those conditions. It does not prove that a much larger transaction will have the same cost, liquidity or compliance treatment.

For public analysis, prefer sources that match the question. IMF COFER addresses reserves; BIS surveys address foreign-exchange trading; official research on invoicing addresses trade prices; a network's own report describes its covered messages. The Federal Reserve's dated research on the international dollar role provides a useful overview of several dimensions. Keep its observation dates attached to the figures. Combining these sources can build a richer explanation, but averaging their percentages would produce a number with no coherent economic meaning.

Dollar dominance can evolve through gradual changes in market depth, institutional confidence, payment capabilities and commercial relationships. Different functions may evolve at different speeds. The useful habit is to ask what changed, in which market, according to which measurement, and with what practical consequence. That approach makes room for real diversification without turning every alternative payment agreement into a forecast of imminent monetary replacement. It also keeps business planning focused on exposures that can actually be measured and managed.

Sources

• IMF COFER data and methodology
• Federal Reserve: The International Role of the U.S. Dollar, 2025