Group 1 - The OECD has downgraded the global economic growth forecast for 2025 from 3.1% to 2.9% due to the impact of US tariff policies [1][2] - The OECD Secretary-General, Coleman, warned that if the US implements a 10% tariff on all trade partners, global output could decrease by 0.3% in two years [1] - The OECD's Chief Economist, Pereira, highlighted that the uncertainty brought by US tariff policies will severely impact global trade and the world economy [1] Group 2 - The economic growth forecasts for the US in 2025 and 2026 have been downgraded to 1.6% and 1.5%, respectively [2] - The Eurozone's growth forecasts for 2025 and 2026 remain at 1% and 1.2%, while France's forecasts have been downgraded to 0.6% and 0.9% [2] - The OECD warned that new trade barriers and retaliatory actions could further slow economic growth and severely disrupt cross-border supply chains [2]