The OECD raised its 2026 global growth forecast slightly on Wednesday, crediting robust AI-related investment for cushioning the world economy against a persistent energy shock tied to the Middle East conflict. Global GDP is now projected to grow 2.9% in 2026, up from the 2.8% forecast in June. The 2027 outlook was revised down to 3.0%, from 3.1% previously. G20 inflation is expected to reach 4.1% this year, up from the 4.0% June estimate, before climbing further to 3.6% in 2027, a sharp upward