41.   Books cost money.

42.   A long strike would cost money, and money is abundant in the Nevada desert.

43.   Access costs money.

44.   Airlines have historically opposed measures like these because they cost money and require extra time.

45.   All that extra help will eventually cost money.

46.   All this extra work costs money.

47.   Airlines backed us in Congress, even when the legislation cost them money.

48.   All cost money.

49.   All these on-line services, of course, cost money.

50.   All of that costs money, of course.