The International Monetary Fund (IMF) working paper, Global Imbalances, Industrial Policy and Tariffs examines how tariffs and industrial policies influence global current account imbalances, which is the gap between a country’s savings and investment.
The study finds that permanent tariffs are largely ineffective in improving trade balances, as they often lead to currency appreciation, which offsets any gains from reduced imports. In contrast, temporary tariffs may have limited effects when linked to fiscal consolidation, but are not a durable solution.
A key distinction is drawn between micro-level industrial policy (sector-specific subsidies) and macro-level interventions (such as capital controls or reserve accumulation). While macro measures can increase external surpluses, they often do so at the cost of lower domestic consumption and household welfare.
Overall, the paper emphasises that structural macroeconomic factors, such as fiscal deficits, savings behaviour, and domestic demand, remain the primary drivers of global imbalances.
Key Findings on Policy Interventions
Limited Effectiveness of Tariffs
Permanent tariffs tend to trigger currency adjustments, leaving trade balances largely unchanged
Temporary tariffs show limited impact and are often linked to fiscal adjustments rather than trade policy itself
Micro vs. Macro Industrial Policy
Micro industrial policy (sectoral subsidies): Can increase domestic investment and consumption, often reducing external surpluses
Macro industrial policy (economy-wide controls): Can boost external balances but may suppress household consumption and welfare
Underlying Drivers of Imbalances
Trade balances are shaped primarily by fiscal policy, savings rates, and domestic demand conditions
Case evidence highlights differing drivers across economies, including fiscal deficits and weak consumption
Risks of Policy Combinations
Using both micro and macro industrial policies together may artificially improve a trade balance, but it often creates internal economic distortion and lowers overall national welfare.
What is “Macro Industrial Policy”? Macro industrial policy refers to economy-wide interventions, such as exchange rate management, capital controls, or reserve accumulation, that influence the overall structure of production and trade.
These measures can affect a country’s external balance by shaping currency values, savings rates, and capital flows, but may also impact domestic consumption and income distribution.
Policy Relevance
Reframes the role of tariffs in trade policy: Evidence that tariffs have limited long-term impact highlights the need to focus on macroeconomic fundamentals rather than trade barriers.
Emphasises productivity in industrial policy design: Sectoral incentives are more effective when linked to efficiency gains and competitiveness, rather than protection alone.
Highlights trade-offs in macroeconomic interventions: Policies that improve external balances may come at the cost of domestic demand and household welfare, requiring careful calibration.
Shifts focus toward structural drivers of trade balances: Fiscal discipline, savings behaviour, and domestic consumption emerge as core levers influencing external balances.
Follow The Full Paper Here: Global Imbalances, Industrial Policy and Tariffs - April 2026