## From Hyperinflation to the Euro

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**Canonical URL:** [From Hyperinflation to the Euro](https://www.imf.org/en/publications/fandd/issues/series/analytical-series/from-hyperinflation-to-the-euro-enoch)

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## Bibliographic details
- Authors: CHARLES ENOCH, ANNE-MARIE GULDE
- Published: December 19, 2025

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### Overview and timeline
- Published on December 19, 2025.
- Bulgaria became the 21st member of the euro area on January 1, 2026.
- Bulgaria formally requested a special convergence assessment in February 2025.
- Bulgaria completed required legal and institutional commitments by 2020 and entered ERM II in the summer and the European Banking Union in the fall, alongside Croatia.
- The World Bank declared Bulgaria a high-income country by 2024.

### 1996–2006: Crisis, stabilization, and EU accession
- By 1996, more than 60 percent of loans were not being repaid.
- Public debt spiked to more than 120 percent of GDP during the 1990s crisis.
- By March 1997, annualized inflation was above 2,000 percent.
- The government and the IMF supported the creation of a currency board in March 1997, pegging the lev to the deutsche mark (later the euro) and legally embedding the arrangement.
- Inflation fell to 22 percent by 1998.
- GDP rose by 3.5 percent in 1998 after declining 10.9 percent and 6.9 percent in 1996 and 1997, respectively.
- Public debt fell by nearly half following stabilization measures.
- By 2007, 75 percent of the economy was privately owned, including all the banks; Bulgaria joined the EU in 2007.
- Nearly 1 million of the country’s 8.5 million people emigrated during the post-currency-board decades.

### 2007–24: Imbalances, shocks, and reform
- A housing boom, hard-currency lending, and supercharged wage growth after 2007 produced double-digit inflation and drove the current account deficit above 20 percent of GDP.
- By 2009, inflation returned below 2.5 percent.
- A domestic banking crisis occurred in 2014, highlighting governance weaknesses.
- Bulgaria completed anti-corruption and other agreed reforms by 2020 and entered ERM II and the European Banking Union in the same period (summer and fall, respectively).
- Pandemic and energy-related external shocks prompted public spending that pushed inflation above convergence thresholds, delaying euro accession.
- By 2024, the pandemic and energy shock effects receded, and EU and ECB convergence assessments noted that Bulgaria’s laws met EU requirements, though vigilance was advised.

### Success: euro adoption and institutional implications
- On New Year’s Day 2026, Bulgaria joined the euro area and ended the nearly three-decade currency board.
- Noted benefits of euro area membership:
  - Easier travel within Europe without costly exchange rate fees.
  - Banking and financial stability bolstered by access to the Single Supervisory Mechanism and the ECB as lender of last resort.
  - Direct participation in the euro area’s deep money and capital markets, with potential to significantly lower the cost of capital and sovereign risk premiums.
  - Elimination of remaining currency risk, boosting investor confidence.
  - Bulgaria gains a vote and voice in ECB monetary policy decisions as a full member.
- Public sentiment: the currency board had strong public support for keeping inflation low; many Bulgarians were sad to see it go despite its technical nature.

### Lessons and policy implications for other transitioning countries
- Key success factors for the currency board in Bulgaria:
  - Design that combined strict discipline with enough flexibility to ensure financial stability.
  - Legal transparency, including writing the currency board into law and parliamentary oversight.
  - Consistent implementation by civil servants and successive governments.
  - Public buy-in and understanding of benefits and costs.
- Caveats:
  - There are no one-size-fits-all solutions; some currency boards have failed.
  - Continued challenges for Bulgaria include population decline and the fight against corruption.
- Bulgaria’s experience can inform other countries exiting fragility and conflict on currency board design, implementation, and technical assistance.

*Source: From Hyperinflation to the Euro, Charles Enoch and Anne‑Marie Gulde, F&D Magazine (published December 19, 2025).*

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_Source: https://www.imf.org/en/publications/fandd/issues/series/analytical-series/from-hyperinflation-to-the-euro-enoch_