31.   The bubbles are in this case ghostly cavities in huge galactic clusters.

32.   The bubble is in the Japanese yen, a currency that, on the basis of comparative purchasing power, has gone from unreasonably high to ridiculously overvalued.

33.   The bubble was not a natural disaster.

34.   The bubble is secure.

35.   The bubble was an unprecedented investment in technology that increased labor productivity and capital profitability at tech firms, without increasing total factor productivity.

36.   The bubbles are easy on the palate.

37.   The bubbles were random and could be pressed back in place but would pop out again.

38.   The latest bubble was all about a supposed new economy, but some of its dirty tricks may have been timeless classics.

39.   The numbers made sense as long as the Internet bubble was expanding.

40.   The situation in Argentina is different from Hong Kong, where there was a speculative bubble in the price of assets such as real estate, Fernandez said.