Will Argentina dollarize by...?

Argentina enters this decision with a unique political backdrop: the national executive has had prominent public commitments to dollarization since 2023, which raises the baseline plausibility that the policy is a priority for the administration. That political will increases the chance of concrete steps—legislative proposals, decrees, restructuring plans for the central bank, and communications to markets—but political intent alone does not equate to immediate, operative dollarization and must overcome multi-level institutional constraints.

From a technical and fiscal standpoint, implementing dollarization (whether as a formal legal-tender adoption or a managed peg) requires immediate access to sizeable foreign-exchange liquidity, credible mechanisms to convert banking-system balances and contracts, and resolution of large peso-denominated public and private liabilities; Argentina has historically struggled with FX reserve shortfalls, high inflation, capital flight, and a complex web of dollar-linked contracts, all of which materially increase operational risk and the time required to begin dollarization. Even in cases where governments have unilaterally dollarized (Ecuador, El Salvador), those were smaller economies with different debt, reserve, and political structures; replicating such moves in Argentina is far more complicated and likely to encounter legal challenges from creditors, provinces, and courts.

External actors and creditors create another major axis of uncertainty: the IMF, private international bondholders, and the U.S. government can materially affect both the feasibility and form of dollarization through conditional financing, recognition of conversions, and cross-border settlement arrangements; if international support is offered in a coordinated way, the probability of a rapid implementation rises, but absent coordinated backing the technical and political frictions increase sharply. Market sentiment and capital flow dynamics are also a force multiplier: credible, immediate steps toward dollarization could provoke intense FX demand and bank runs unless accompanied by clear, funded conversion pathways, which makes incrementalism or delayed rollouts more likely than abrupt full-dollar adoption.

Calibrating to the current market-implied odds (Yes ~6.5%) I judge the market is correctly skeptical but perhaps slightly underpricing the meaningful chance that the administration could force a start to dollarization before year-end via a combination of executive action, emergency measures, and negotiated external support; however, given legal complexities, provincial resistance, logistical hurdles, and the high probability of disruptive market reactions, a single-digit to low-double-digit probability is the most defensible quantitative assessment for dollarization having actually begun by December 31, 2026.