When CDOs are funded largely by lower‑rated tranches recycled from other securitizations, they create a feedback loop: demand for those tranches encourages looser lending, concentrates correlation risk, and masks systemic fragility across multiple layers of repackaging. That structural recycling explains why losses propagated so quickly in 2007–2008 and why similar securitization chains remain a regulatory blind spot.
— Spotting and limiting tranche‑recycling in structured products is a practical regulatory lever to reduce hidden systemic risk in credit markets.
2026.04.04
100% relevant
The article states that by 2006–2007 CDO collateral "became dominated by high risk (BBB or A) tranches recycled from other asset-backed securities, whose assets were usually subprime mortgages," which is the concrete mechanism for this amplification.
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