But it also means we need some different bubble indicators for the financial markets. Instead of the rich, we should be looking at the broader population.

但是，这也意味着我们需要寻找其他的金融市场泡沫指标。我们应该将目光从富人转向更广泛的群体。

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Human population is probably a bubble and it might burst, as I postulate in my latest science fiction medical thriller The First Horseman.

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In fact the incredible human population boom is largely an artifact of the carbon bubble.

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Philip Rees, professor of population geography at Leeds University, says that during the last southern house-price bubble in the late 1980s, there was net immigration to the north.

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