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This research investigates how Japan's prolonged zero-rate policy facilitated a hidden debt structure that benefitted global capital while harming local stakeholders.

February 14, 2026Open Access

The Yen Carry Trade: How a 30-Year Zero-Rate Regime Became the Largest Hidden Debt Colony in Modern History

Puntos clave

This research investigates how Japan's prolonged zero-rate policy facilitated a hidden debt structure that benefitted global capital while harming local stakeholders.
Analyzed the evolution of the yen carry trade from 1990 to 2026
Mapped beneficiary networks involved in the carry trade
Quantified the extraction flows from Japanese labor to global markets
Examined cultural narratives that obscured the structural issues
Japan's zero-rate policy led to a self-reinforcing cycle of yen depreciation and debt accumulation
Household savings and labor productivity were redirected to subsidize external capital markets
The carry trade created hidden costs for Japanese workers and weakened domestic economic stability
Cultural explanations served as a facade masking the structural realities of sovereignty transfer

Resumen

The yen carry trade has long been portrayed in mainstream economic discourse as a benign arbitrage phenomenon—an innocuous byproduct of Japan’s persistently low interest rates. This narrative conceals a deeper structural reality: the carry trade emerged not from market choice but from a 30-year zero-rate regime (ZIRP) that Japan could not escape. A self-reinforcing cycle was formed: Japan imposed ZIRP → the yen weakenedyen weakened → exports appeared strongexports appeared strong → ZIRP was politically justifiedZIRP continued → Japan accumulated U.S. TreasuriesUST accumulation → appeared as national “wealth”perceived wealth → suppressed public suspicionsuppressed suspicion → the system persistedpersistence → Japan became a debt colony without knowing it Within this architecture, domestic debt became an elastic weakness, expandable without immediate pain, while UST exposure became a fragile weakness, capable of detonating the entire regime once global rates normalized. This paper demonstrates that Japan’s monetary structure functioned as a concealed extraction mechanism: Japanese labor productivity and household savings were continuously redirected to subsidize global capital markets through suppressed domestic returns. What appeared as “stimulus,” “stability,” or “export competitiveness” operated in practice as a hidden tribute system—its benefits concentrated among Wall Street institutions, eurodollar shadow banks, and global capital elites, while its costs were borne silently by Japanese workers, pensioners, and savers. Tracing this architecture from the 1990 asset-bubble collapse to the 2026 carry-trade unwind, we show how cultural explanations (“deflationary mindset,” “Japanese don’t spend”) served as ideological camouflage, masking what was fundamentally a structural transfer of sovereignty. This study maps the beneficiary networks, quantifies the extraction flows, and analyzes the cascading failure pathways activated as the yen carry trade collapses. This is not merely economic history—it is the forensic anatomy of how a sovereign monetary regime can be captured, repurposed, and weaponized to serve external capital interests, all while presenting itself as economic necessity.

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