REER movements show no significant effect on EU trade balances

What the study found: Real effective exchange rate (REER) appreciations and depreciations were not found to have a statistically significant effect on trade balances in the EU sample. Domestic absorption, especially consumption and investment, had large and robust negative effects.

Why the authors say this matters: The authors conclude that external adjustment policies in the EU should focus on domestic demand management, structural competitiveness, and inflation discipline rather than relying on REER movements. The study suggests that exchange-rate-led adjustment is not empirically relevant in a highly integrated monetary union.

What the researchers tested: The study used annual panel data for 20 EU countries from 2000 to 2024. It applied fixed-effects and dynamic system Generalized Method of Moments (GMM) estimators within elasticity-based and absorption-based adjustment frameworks, while explicitly controlling for domestic absorption.

What worked and what didn't: REER appreciations and depreciations did not show statistically significant effects on trade balances. Domestic absorption, particularly consumption and investment, showed strong negative effects, inflation had a weak but consistently adverse influence, and structural features appeared to condition any potential price-based adjustment.

What to keep in mind: The authors note that aggregate panel data may hide country-specific or sector-specific adjustment mechanisms and different structural shocks. The available summary does not describe other limitations.

Key points

• REER appreciations and depreciations were not statistically significant predictors of EU trade balances.
• Domestic absorption, especially consumption and investment, had large and robust negative effects.
• Inflation had a weak but consistently adverse influence on trade balances.
• The study used annual panel data for 20 EU countries from 2000 to 2024.
• The authors say aggregate data may mask country- or sector-specific adjustment mechanisms.