But President Obama says Wall Street took irresponsible risks that threatened the financial system.

VOA: special.2010.07.23

So, the idea that theorists suggest-- and it may be unreachable-- but the perfect financial system would have all of our risks pooled completely.

理论家提出的这一理论-,可能无法达到-,但是一个完美的金融体系,能够将所有的风险完全分摊。

耶鲁公开课 - 金融市场课程节选

French and German officials say the bonus system encouraged reckless risks that threatened the financial system.

VOA: standard.2009.09.25

But Fed chairman Ben Bernanke countered, saying the central bank's expertise in setting monetary policy makes it uniquely qualified to identify risks to the financial system.

VOA: standard.2010.03.17

And that is the system and culture that made them possible - a culture where people made enormous sums for taking irresponsible risks that have now put the entire economy at risk,".

VOA: standard.2009.03.19

looked at things like where should they locate waste water treatment facilities because of the impacts of climate change, what risks are likely to occur to their subway system because it's underground and already requires enormous pumping of water during certain large rainfall events."

VOA: standard.2010.06.14