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OTHER OPERATING COSTS (INCOME), NET
 3 Months Ended
Mar. 31, 2015
OTHER OPERATING COSTS (INCOME), NET
OTHER OPERATING COSTS (INCOME), NET
Other operating costs (income), net:
•
includes both recurring and occasional income and expense items and
•
can fluctuate from year to year.

Items Included in Other Operating Costs (Income), Net
 
QUARTER ENDED
DOLLAR AMOUNTS IN MILLIONS
MARCH 2015
 
MARCH 2014
Gain on postretirement plan amendment (Note 6)
$
—

 
$
(45
)
Gain on disposition of nonstrategic assets
(2
)
 
(23
)
Foreign exchange losses, net
29

 
14

Land management income
(8
)
 
(7
)
Other, net
(4
)
 
(14
)
Total other operating costs (income), net
$
15

 
$
(75
)

Gain on disposition of nonstrategic assets in 2014 included a $22 million pretax gain recognized in first quarter 2014 on the sale of a landfill in Washington State.
Foreign exchange losses result from changes in exchange rates on transactions, primarily related to our Canadian operations.
Land management income includes income from recreational activities, land permits, grazing rights, firewood sales and other miscellaneous income related to land management activities.