11.   Birnbaum maintained that common law and FELA show that medical-monitoring costs only have to be paid by the railroad if there is an actual injury.

12.   Bush is figuring in Medicaid and other health benefits, whose costs have more than tripled during the past three years.

13.   But as sales have gone up, so has the cost of bringing a game to market.

14.   But the cost has to be balanced by increased strength and other characteristics, he says.

15.   But the costs of suspicion have yet to be counted.

16.   But the cost would have to drop farther, probably to around a penny, to be practical in supermarkets, known for their razor-thin margins.

17.   Canceling a vehicle lease means that depreciation and other costs have to be spread over a shorter period, resulting in a steep one-time hit.

18.   DWP officials said final costs have yet to be determined.

19.   Emphesys shares have been battered along with most of managed-health-care companies this year as higher-than-expected medical costs have trimmed earnings.

20.   Gas is a crucial fuel for electricity generation, particularly in California, and its cost has a large effect on electricity prices.