Securities Credit Rating的意思|示意

This week, the Securities and Exchange Commission proposed new rules for credit rating agencies.

本周，SEC(美国证券交易委员会)提出了信用评级机构的新条例。

And the scheme will buy only securities that originally had an AAA credit rating, which rules out the nastiest stuff.

而救援计划将只购买那些原有信用评级达到AAA级的债券，这一原则就把那些最差的资产排除在外。

Esoteric securities backed by these mortgages were grossly mis-valued by the computer models of big Banks and credit rating agencies.

大银行的电脑模式和信用评级机构极其严重地误估了这些靠按揭支撑的非公开证券。

They could do this only with the blessing of credit-ratings agencies, which made a profitable business out of rating these securities.

这离不开信用评级机构的“宽容”：证券评级业务让它们获利颇丰。

Presumably these securities were so bad that they wouldn't even publicize their credit rating.

可以推测，这些证券如此之差，以至于不能公布他们的信用评级。

Critics say credit rating agencies seriously underestimated the risk of many mortgage-related securities.

批评人士说，信贷评级机构严重低估的风险，许多抵押相关的证券。