Your Portfolio Is One Big AI Bet — The Diversification Illusion

Building a resilient 20-year investment portfolio requires looking beyond current U.S.-centric market narratives and short-term AI hype. Investment veteran Rupert Mitchell argues that U.S. equities are currently expensive and overly concentrated, necessitating a shift toward global diversification and assets with proven long-term value. Key strategies include identifying "toll booth" businesses in the financial sector and leveraging the "China collar" on crude oil prices to underwrite energy equities. Rather than chasing momentum, investors should prioritize companies with consistent returns on invested capital and strong economic moats. While AI-driven productivity is a significant theme, the long-term viability of these investments remains uncertain, prompting a cautious approach that accounts for potential geopolitical fragmentation and the necessity of sovereign resilience. Ultimately, fiscal expansion in regions outside the U.S. may provide superior opportunities for capital growth over the coming decades.