And insofar as we care about the overall shape of our lives, we might worry about wanting it to have the right shape overall.

既然我们在乎生命曲线的整体形状，我们可能会想得到正确的整体形状。

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you would see something like this,a curve, a very simple shape.

你会看到类似于这样的图像，曲线，非常简单的形状。

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The exact shape of the curve is subject to discussion, but the point of diminishing marginal utility is that, as you get more and more money, the increment in utility for each extra dollar diminishes.

这条曲线的确切形状还有待讨论,但是边际效用递减规律的重点在于,你得到的钱越多,每额外的一美元的增长效用会相对减小

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Those of you in public health and there are some grad students here have probably heard this discussion before, but you guys aside, can anybody guess what might be explaining this relationship over in the left hand side?

你们当中如果有公共卫生学院的或研究生,也许就听说过这个问题的讨论,但那时你们只是旁听,有人能猜到是什么原因,造成左边的这个曲线形状吗

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