Of course, such estimates depend on many guesses, such as the future rates of growth of GDP, how life expectancy will change, and how many expensive advances will occur in medical care.

当然，这样的预计很大程度上是猜测，比如未来GDP的增长率、预期寿命的变化，以及医疗费用会有多大增长。

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Developed markets in Asia, mainly Hong Kong and Singapore, are also an underweight due to expensive valuations and GDP downgrades.

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The government, too, is keen for the BoJ to keep doing its bit to stimulate growth, because the fiscal deficit is already projected to reach 10% of GDP next year and it has expensive campaign promises to keep.

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Its health care system is the third most expensive in the world with over 11% of its GDP going toward health care--nearly three times more than the amount in 1960.

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