fuel
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Counting what's in freight cars, as Union Pacific reports earnings
Apr 18, 2013
If you could see inside the cars on a freight train, you'd know more about which parts of the economy are up -- or down.
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Airlines pass higher fuel costs to passengers
Feb 20, 2012
Consumers are not only feeling the pinch of higher gas prices at the pump. They are also getting hit with higher plane tickets as airlines pass rising jet fuel costs to passengers.
