BCA Research is underweight South Africa, citing that investment is leading to low productivity gains and the potential GDP growth trajectory is "unsustainable." While other EMs (like Mexico) are favored for local debt plays, South Africa's structural economic issues make its currency and assets vulnerable, especially if commodity prices (Platinum/Iron Ore) decline as predicted. SHORT South African exposure (ZAR). A sudden boom in commodity prices or unexpected structural reforms in South Africa.