The OECD Economic Outlook projects GDP growth in developed economies to slow to 1.8% in 2026, down from 2.3% in 2025, amid rising inflation and monetary policy tightening.
According to the World Bank, the OECD countries are expected to experience a moderate slowdown in GDP growth, with an average annual growth rate of 1.7% in 2026, driven by weaker investment and consumption.
The IMF forecasts GDP growth in advanced economies to decelerate to 1.6% in 2026, reflecting the impact of higher interest rates and a decline in fiscal support, with the US and euro area experiencing slower growth.
The OECD GDP growth forecast for developed economies in 2026 is 1.9%, with the US expected to grow at 1.7%, the euro area at 1.5%, and Japan at 1.2%, according to data compiled by Trading Economics.
Research by Harvard University economists suggests that the OECD GDP growth outlook for 2026 may be overly optimistic, as the impact of demographic changes and declining productivity growth may be more significant than anticipated.
Bloomberg Economics expects GDP growth in developed economies to slow to 1.5% in 2026, citing the risks of a US recession, a euro-area slowdown, and the ongoing impact of the pandemic on global trade and investment.
The OECD Chief Economist presents the latest Economic Outlook, discussing the prospects for GDP growth in developed economies in 2026, and the key challenges facing policymakers in the face of rising inflation and monetary policy tightening.
The Brookings Institution analyzes the OECD GDP growth outlook for 2026, highlighting the need for policymakers to address the underlying structural challenges facing developed economies, including low productivity growth and rising inequality.