61.   But at the same time, farms disappeared and farming costs rose.

62.   But as medical costs rise, employers may no longer find savings on benefits to offset increased wages.

63.   But as time passed, the university suffered as the number of high school graduates declined and college costs rose steadily.

64.   But beyond the catch-up in premiums, medical costs are also rising.

65.   But costs would rise for the one person in four whose expenses consumed all or most of the deductible.

66.   But costs had risen because the project had become something far more ambitious.

67.   But costs rose most rapidly for older Americans, it said.

68.   But fuel prices have risen sharply in recent months, and the airline expects its fuel costs to rise.

69.   But in recent years, costs have been rising faster as the insurers have yielded to customer demands for more freedom to select doctors and hospitals.

70.   But if borrowing costs rise because the bond market has made a mistake, then stock prices are likely to drop, too, Lieberman said.