India, Nov. 29 -- In an era of lightning-fast capital flows, geopolitical shocks, supply-chain pressures, and cross-border financial contagion, the idea of staying "local" with your investments simply doesn't cut it. Global diversification-spreading your portfolio across regions, countries, and currencies-is no longer an optional "nice to have". It has become a core requirement for investors who want not just returns, but resilience. Let us discuss why it is so.

The markets are interconnected, which means local shocks can go global. We live in a tightly interwoven financial ecosystem. A crisis in one country or region can ripple outwards quickly through trade, investment, commodity pricing, or investor sentiment. Scholars analysing globa...