N. Other income, net
Components of other income, net are as follows:
| Years ended December 31, | ||||||||||||
| In millions | 2013 | 2012 | 2011 | |||||||||
|
Interest income |
$ | 14 | $ | 11 | $ | 23 | ||||||
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Equity investment gain |
0 | 0 | 10 | |||||||||
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Foreign currency exchange (losses) gains |
(4 | ) | (5 | ) | 2 | |||||||
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Transition services |
1 | 10 | 4 | |||||||||
|
Alternative fuel mixture credits1 |
24 | (15 | ) | 0 | ||||||||
|
Insurance settlements |
14 | 0 | 0 | |||||||||
|
Other, net |
10 | 13 | (11 | ) | ||||||||
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| $ | 59 | $ | 14 | $ | 28 | |||||||
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| 1 | In the fourth quarter of 2013, the company released $24 million of reserves related to alternative fuel mixture credits. In the fourth quarter of 2012, the company made a determination to claim cellulosic biofuel producer credits in 2013 in exchange for the repayment of $15 million of alternative fuel mixture credits received from excise tax filings during 2009 and 2010. |