Diversification That Actually Diversifies
Stock–bond relationships can flip when inflation surprises or policy regimes change. Include assets with distinct drivers—such as commodities, managed futures, or cash—to prepare for correlation breakdowns. Test portfolios across multiple regimes to avoid false comfort from backtests anchored to one decade.
Diversification That Actually Diversifies
Diversify across geographies and factors like value, momentum, quality, and low volatility. These exposures respond differently to shocks and policy changes. Avoid overconcentration in one economy or style, and size positions so no single bet dominates outcomes when volatility surges.