Research preview

The United States has just finalized a one‑year, $25 million contract with UNICEF to deliver free medical supplies to the world’s poorest regions. The agreement ends months of supply‑chain uncertainty and highlights how external shocks can reshape market dynamics. For quantitative traders, the event offers a concrete case study of how to incorporate real‑world, high‑dimensional data into models, manage over‑fitting, and adjust portfolio risk when geopolitical or humanitarian news changes the economic landscape. Supply‑Chain Shocks as High‑Dimensional Predictors Supply‑chain disruptions affect commodity prices, exchange rates, and sovereign risk spreads....