91.   Because cocoa is priced in dollars or pounds, rises in those currencies make it more expensive to buyers.

92.   But there are only a handful of refueling stations in the world where drivers can get hydrogen, and it is expensive to produce, store and transport.

93.   For instance, aluminum is three to five times as expensive to use as steel, pound for pound.

94.   Greenpeace says many companies in industrialized countries find it expensive to process hazardous metal wastes because of strict local laws.

95.   Higher insurance premiums make it more expensive to travel and transport goods to and from the country.

96.   Hong Kong Resort Co has started modifying the new pier, which was initially dismissed as being too expensive to rent and its location too inconvenient.

97.   It may be more expensive to charter a plane, but Arkansas coach Nolan Richardson said that should not be an issue.

98.   It is expensive to accurately chartout the relevant overhead costs on all work processes.

99.   It may be a bit more expensive to travel by land or water taxi, but it is worth it.

100.   It will become too expensive to study overseas.