The overheated pursuit of Wall Street of the collateralized debt obligation(CDO) and housing mortgage loan bond(MBS) has gradually pushed the Assets equity ratio higher.

华尔街在对担保债务权证（CDO）和住房抵押贷款债券（MBS）的追逐中，逐渐形成更高的资产权益比率。

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Financial Engineering: Only a few very smart and ill-directed mathematicians can explain what underpins a Collateralized Debt Obligation (CDO).

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"CDO" is a common term for collateralized debt obligation, an investment-grade security backed by a pool of bonds, loans and other assets.

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In that case the SEC alleged that Goldman misstated and omitted key facts regarding a synthetic collateralized debt obligation (CDO) it marketed which hinged on the performance of subprime residential mortgage-backed securities.

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