Here's everything you need to know about the history of Japanese Monetary Policy
Executive Summary Japan’s monetary policy over the past three decades represents the most prolonged experiment in financial repression in modern economic history. The Bank of Japan (BoJ) has journeyed from orthodox rate management to outright market engineering—deploying zero interest rates, negative rates, multiple rounds of quantitative and qualitative easing (QQE), yield-curve control (YCC), and unprecedented equity ETF purchases. This long-running campaign bought time, but not transformation. The economy remains trapped in structural low growth, anchored inflation expectations, and an aging demographic drag. Meanwhile, the policy toolkit has become self-referential—an ecosystem addicted to stimulus. In this note, we unpack Japan’s monetary evolution, evaluate the mechanics and limits of its unconventional playbook, and assess what the BoJ’s gradual exit means for investors across JGBs, FX, and equities. 1. From Bubble to Stagnation: The Structural Backdrop 1.1 Asset Boom and Collapse Japan’s late-1980s bubble remains the original sin. Excess liquidity, speculative credit expansion, and soaring real-estate and equity valuations culminated in a systemic correction. The 1990–92 bu
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