International

External shocks—ranging from commodity-price spikes, wars, and pandemics to foreign monetary tightening and sudden stops of capital—pose immediate and diverse challenges for central banks. The appropriate response depends on the shock’s nature (demand, supply, financial, or external liquidity), its persistence, and the economy’s structural characteristics. This article outlines practical tools, strategic choices, case evidence, and trade-offs central banks face when shocks originate beyond national borders.Classifying external shocks and the policy implicationsDemand shocks: Sharp contractions in global demand cut export earnings and weaken domestic production. Policy priorities typically pivot to sustaining economic momentum through rate reductions, ample liquidity, and targeted fiscal…

Global inequality—both across nations and within their borders—has evolved through a tangled interplay of economic, technological, political and environmental forces over the past forty years, with some dynamics narrowing gaps between countries, as seen in China’s rapid expansion and growth across parts of Asia, while others have significantly deepened income and wealth divides within most advanced and many emerging economies; grasping these underlying forces clarifies why resources accumulate among a limited few even as vast populations remain exposed to persistent vulnerability.Key forces shaping the economyStrong returns on capital relative to overall expansion The dynamic underscored by Thomas Piketty—showing that capital…

Inflation does not originate only from domestic demand or wage pressures. Open economies routinely absorb price pressures originating overseas. Imported inflation occurs when increases in the prices of goods and services from other countries, or shifts in exchange rates and global supply conditions, transmit into domestic prices. Understanding the channels, conditions, and policy implications helps businesses, policymakers, and households manage exposure and respond effectively.Main channels of imported inflationExchange rate pass-through: When the domestic currency depreciates, imported goods become costlier, and retailers, manufacturers, and service providers that rely on foreign inputs frequently shift these elevated expenses to consumers, pushing overall inflation…

Relying on a single energy supplier means that a household, business, community, or country obtains most or all of its energy—electricity, natural gas, heating fuel, or critical components for renewable systems—from one source. That source may be a single company, a single foreign country, a single fuel type, or a single supply chain node. Dependence concentrates risk: supply interruptions, price spikes, operational failures, policy shifts, or geopolitical events affecting that supplier can have outsized effects on consumers and systems.Forms of Reliance on a Sole SupplierSingle company or utility: A monopoly or dominant supplier providing electricity, gas, or district heating to…