身边的经济学·社会常识英语精读30篇（9）

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金融碎片化时代的货币政策传导——当利率不再具有统一性

Interest rate changes no longer propagate uniformly across credit markets due to divergent liquidity access and collateral quality.
Small businesses face borrowing costs two to three percentage points above headline policy rates, regardless of central bank signals.
This fragmentation reflects structural imbalances in banking concentration, not temporary market dislocations.
Shadow banking intermediaries amplify transmission lags by inserting additional risk premiums at each layer.
Central banks monitor interbank spreads more closely than headline rates to gauge actual monetary stance.
Digital finance platforms further complicate transmission by linking credit decisions to non-financial behavioral data.
Empirical analysis shows transmission efficiency correlates more strongly with regional bank capital ratios than with policy announcements.
Financial inclusion metrics now inform monetary policy calibration, recognizing uneven access as structural constraint.
Transmission heterogeneity undermines conventional Phillips curve assumptions about wage-price dynamics.
Macroprudential tools increasingly coordinate with monetary policy to mitigate fragmentation externalities.
The era of 'one rate fits all' has ended — replaced by a layered, jurisdictionally variegated transmission landscape.
Effective policy now requires mapping credit flow topology, not just adjusting a single lever.