在20世纪90年代，这对于经济学家而言仍是一个很不寻常的领域。然而，当他还在伦敦经济学院进行失业研究时，就已经对这一领域产生了兴趣。

This was unusual territory for an economist in the 1990s, but his interest was piqued while he was researching unemployment at the London School of Economics.

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虽然违约对家庭来说很痛苦，对银行和投资者而言则代价高昂，但经济学家称违约也会加速金融行业的康复进程，而这对经济恢复强劲增长是非常必要的。

While the defaults are painful for families and costly to Banks and investors, economists say they are also speeding the financial rehabilitation necessary for a return to robust growth.

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