收购公司承认富国人口的老年化有利可图。

The buy-out firms reckon there is money to be made from the ageing of populations in rich countries.

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研究中说，上述的许多国家中，随着寿命的延长和人口的老年化，对临终关怀的需求“势必急速上升”。

In many of these countries, increasing longevity and ageing populations mean demand for end-of-life care “is likely to rise sharply”, said the study.

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当然中产阶级越来越多，他们都想吃肉制品，这需要更多的粮食，但是老年人对肉类的需求就没有那么大，所以由于人口年龄化，这个需求也会达到平衡。

Yes, the growing middle class wants to eat more meat, which requires more grain, but older people tend to eat less meat, so the demand could be balanced as the population ages.

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