His answer, to simplify a subtle argument, is that it routinely lets itself be carried away by its successes.

ECONOMIST: 20th-century America

But investors tend to be carried away by over-optimistic projections of China's markets, and pay over the top to enter them.

ECONOMIST: Mobile phones in China

For example, most of the energy from supernovae is thought to be carried away by neutrinos -- the lightweight, difficult-to-detect particles that are so important to understanding the fundamental laws of nature.

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"I'm happy that I'm a lot better off than so many other people I see on TV, clinging to electric posts, electric wires, so they won't be carried away (by the water), " she said.

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The harm done by housing and construction booms in Ireland and Spain should be a caution to would-be members who, once inside, may get carried away by low borrowing costs.

ECONOMIST: The gains outweigh the losses

After a final proof, each flat had to be initialed by me and the production manager before it went in the transport box, which was carried away by the courier, a Vietnam vet with a logo-festooned jacket and handlebar mustache.

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All too many boards are carried away by a terror that they will be bought before they can buy.

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