Here is a very simple puzzle about money.

这里有一道很简单的关于算钱的智力测验题。

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That is the big puzzle about the rich world's efforts to improve health in poor countries.

富国改善穷国卫生状况的努力成了一大迷团。

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The puzzle about the British economy is not that it is doing badly but that it is not doing worse.

英国经济的难题不在于它表现很差，而在于它没有表现得更差。

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And this of course should remind us of the puzzle about Lucretius.

这就让我们想起了Lucretius的难题。

耶鲁公开课 - 死亡课程节选

That puzzle aside, it seems to me that once we become physicalists, there's nothing especially deep or mysterious about death.

除了这个谜团，在我看来似乎在成为物理主义者之后，死亡并没有什么深刻和神秘的了。

耶鲁公开课 - 死亡课程节选

What I want to do, I want to talk about Jeremy Siegel's book and the equity premium puzzle.

接下来我要做的是，我想谈论下杰里米·西格尔的书,和股权溢价之谜。

耶鲁公开课 - 金融市场课程节选

Even if the puzzle about past temperatures is solved, the debate about global warming will be far from over.

ECONOMIST: A heated controversy | The

The puzzle about the British economy is not that it is doing badly but that it is not doing worse.

ECONOMIST: The economy

Yet there is a puzzle about the voters' reaction to Mr McCain.

ECONOMIST: The trouble with heroes | The