Mr Barro thinks it is a case of "moral hazard" : if people are insured against a risk such as joblessness, they will try less hard to escape it.
巴洛认为这是一种“道德风险”:如果人们在诸如失业这样的风险上得到保障的话,他们便不会那么努力地去摆脱它。
It's the lesson Scrooge learned the hard way - and now a study has revealed the moral behind Dickens' classic a Christmas Carol may be true after all.
这是斯克鲁奇历经苦难才学到的东西,如今一项研究揭示,狄更斯的经典作品《圣诞颂歌》背后的寓意也许是正确的。
A lot of the rigid moral distinctions that the poem has actually been working rather hard to establish are beginning to blur.
很多在诗中严格意义上的道德上的区别已经,变得日趋模糊。
So it's very hard to know what moral should we draw.
所以很难知道该引出什么教训。
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