71.   But if the cost of renting a hotel room rises, that challenge becomes even more difficult.

72.   But the Bush administration said the long-term financial outlook for Medicare was bleak because health costs were rising rapidly.

73.   But the effect of that cut would be much greater, because medical costs rise faster than inflation, and because the federal and local governments match state spending.

74.   But railroad officials say operating costs also rose as they added equipment, bolstered security and put on extra conductors and engineers who were paid overtime.

75.   But the costs rose as he promised more generous benefits.

76.   But the savings will be one time, because managed care costs are rising at the same rate as those of fee for service.

77.   But their costs still rose and most are now losing money.

78.   But the hard fact is Medicare hospital costs are rising at a double-digit clip, far outstripping the amount of payroll taxes rolling into the program.

79.   But Welsh predicted that the final cost will rise even further.

80.   By contrast, heating oil costs rose.