The ICC Open Market Index (OMI) measures how open economies are to and investment across a range of policy and performance indicators. The 2026 edition reflects the evolving global trade landscape, including the growing importance of services and digital trade, the expanded use of non-tariff measures, and the increasing impact of policy volatility on cross-border commerce. This edition applies the Index to the G7 economies, which together account for roughly one-third of global trade.
The ICC Open Market Index 2026 reveals a fundamental tension in the global trading system. The G7 economies – Canada, France, Germany, Italy, Japan, the United Kingdom and the United States – remain broadly open on paper, but this openness is increasingly undermined by rising policy volatility and uneven implementation in practice. The result is a widening gap between stated openness and actual trade conditions, with direct implications for business confidence and cross-border investment.
The 2026 ICC Open Market Index is built around five core components:
1. Observed trade openness
2. Trade policy regime
3. Openness to foreign direct investment
4. Digitally delivered services trade
5. Trade policy volatility and drift
Key findings:
• G7 economies are open in aggregate, but openness varies sharply across countries and components – Canada shows the most balanced profile, while the United States exhibits the widest divergence across components; (....)