Yes, it’s counterintuitive at first — how can countries with massive national debts (US ~$39T, China ~$15-18T, Japan ~$10-13T, etc.) still lend billions to developing nations? But it’s not absurd when you understand how modern sovereign finance works. It’s not like a broke household that can’t pay its credit card while lending to a neighbor.

Why This Is Possible
1. Borrowing and Lending Are Not Zero-Sum for Sovereigns
Advanced economies (especially those with reserve currencies like the USD) can borrow cheaply in their own currency at low rates because global investors see their debt as very safe. They then lend some of that capital (or use their economic strength) to others at higher rates or for strategic reasons. This is standard: countries run deficits domestically while acting as net creditors or donors internationally.

2. Different Types of “Debt” and “Lending”
– Much of their own debt is domestic (held by their own citizens, pension funds, central banks).
– Outward lending is often official development assistance (ODA), export credits, or loans through state banks — not coming directly from “taxpayer cash” but from borrowing capacity, foreign reserves, or recycled surpluses.
– China is the standout: It became the world’s largest bilateral creditor to developing countries via the Belt and Road Initiative (BRI), lending over $800 billion+ historically (mostly infrastructure loans by state-owned banks). Even with its own high debt, it uses controlled capital flows and state banks.

3. Strategic and Economic Motivations
– Geopolitics & Influence: Loans secure access to resources, markets, political alliances, or military footholds.
– Exports & Business: Japan and China tie much lending to contracts for their companies (infrastructure built by Chinese/Japanese firms).
– Soft Power: Traditional donors (US, Japan, Europe) provide grants/loans for stability, poverty reduction, and countering rivals.
– Returns: Loans often carry interest (China’s are closer to commercial rates than pure aid).

Major Players and How They Do It
– China: Dominant bilateral lender to Africa, Asia, and Latin America. Uses state policy banks (e.g., China Exim Bank). Lending has slowed/reversed recently (net outflows from borrowers since ~2019), with many countries in distress and China shifting to debt collection/restructuring mode. Still a huge creditor overall.

– United States: Largest ODA donor in absolute terms (~$55-65 billion annually). Provides grants, technical aid, and influence through World Bank/IMF. Much is not “loans” but assistance. It borrows cheaply globally to fund this.

– Japan: Major traditional donor (top 3-5 ODA provider, often ~$17-20B). Focuses on Asia with infrastructure loans/grants. Very active despite high domestic debt.

– Others (UK, France, Germany): Similar mix of ODA and multilateral contributions.

Note on Developing Countries’ Debt: Many low/middle-income nations now face high debt service burdens, with net outflows to creditors (paying more in repayments than receiving new funds). China has been a big part of the recent rise in such lending, alongside private creditors.

The Human Absurdity Angle
You’re right — it does feel wild. Rich nations borrow endlessly from each other and markets while handing out (or lending) money abroad for a mix of altruism, self-interest, and power plays. It works until trust erodes, interest rates spike, or politics shifts (as we’re seeing with rising debt distress and calls for reform). Humans built an incredibly complex global financial system on confidence, recycling capital, and long-term bets — sometimes it looks sustainable, sometimes precarious.

The system isn’t collapsing imminently for the big players because of the dollar’s dominance, deep domestic markets, and growth potential. But sustainability questions are very real for both debtors and over-extended creditors. Want details on a specific country or type of aid?