In October, the International Monetary Fund (IMF) published what is perhaps its most bleak economic outlook in a decade, forecasting that the world economy will grow by only 2.7 percent in 2023 and warning that “the worst is yet to come.” Not since the global financial crisis of 2007–2008 have we seen such pressure on vulnerable countries grappling with what Carnegie scholar Adam Tooze describes as “polycrisis.” Climate change, food and energy price inflation, debt distress, and an ongoing pandemic have created a dynamic where, in Tooze’s view, “the whole is even more dangerous than the sum of the parts.”
This constellation of crises demands that G20 leaders design a new global financial architecture that delivers urgent liquidity for vulnerable countries, a solution for countries facing debt distress, and long-term financing at an order of magnitude greater than currently…