Fatos Koc, head of the Financial Markets Unit at the OECD, joins to discuss the troubling rise in global debt, which soared by $25 trillion in 2024. He highlights the impact of rising interest rates on debt sustainability, especially for emerging markets, and contrasts the capabilities of advanced economies. The conversation also delves into the significance of green bonds and sustainable investments, addressing the need for structured capital markets to foster resilience and respond to urgent investor demands.