41.   Economies have business firms.

42.   European economies not only have less and less in common with the U.S.

43.   European economies have yet to exhibit the kind of growth typical of post-recession expansion.

44.   Education may not have changed much in recent years, but the economy has.

45.   Even those who make it through college lack expertise for the kind of jobs a changing economy has to offer, he added.

46.   Even so, Rubin today repeated his view that the U.S. economy has a bright future.

47.   Eventually, Greenspan said, the economy would have to revert back to a growth rate reflecting normal labor force growth and the long-term rate of productivity gains.

48.   Financial markets know that the economy has to slow down from the torrid pace it maintained much of last year and in the first quarter of this year.

49.   For either of those things to happen, though, the economy would have to show new signs of weakness.

50.   For high-tech companies to sell more products and earn more, the economy has to improve.