The expectancy effect has characteristics of suggestibility, level, centripetal and emotion.

期望效应具有暗示性、层次性、向心性、情感性。

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But they did conclude that 75 is the age at which the risks clearly begin to outweigh the benefits, and the disease, if detected, would most likely not have a meaningful effect on life expectancy.

但是他们总结说75岁是风险开始明显大于收益的年龄，如果被检测出来，将很可能不会对预期寿命产生有益的效果。

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The combined effect appears to have been "stagnation or, at best, mild improvement in life expectancy," Mr. Easterlin has written.

合并后的效果似乎是停滞的，最好来说，寿命也仅有小幅的改善。

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Researchers found that during periods of increasing inequality a 1% rise in GDP resulted in minor decreases infant mortality (0.92 %) and had absolutely no effect on TB mortality rates or life expectancy.

FORBES: Wealthier Nations, Healthier. But is That Always the Case?