The Scatter Fallacy: How British Corporate Groups Confuse Portfolio Breadth With Genuine Resilience
Across British corporate groups, portfolio diversification has long been treated as a form of engineered safety — a structural hedge against the unpredictability of individual markets. But when subsidiaries share no strategic logic beyond their collective ownership, breadth does not eliminate systemic risk; it simply distributes it across a wider surface area, leaving the group exposed in ways that concentrated portfolios rarely are.