Years ended December 31, | |||||||||||||
(Millions of dollars) | 2013 | 2012 | 2011 | ||||||||||
Investment and interest income | $ | 84 | $ | 82 | $ | 85 | |||||||
Foreign exchange gains (losses) 1 | (254 | ) | (116 | ) | 21 | ||||||||
License fee income | 114 | 99 | 80 | ||||||||||
Gains (losses) on sale of securities and affiliated companies | 21 | 4 | 17 | ||||||||||
Impairment of available-for-sale securities | (1 | ) | (2 | ) | (5 | ) | |||||||
Miscellaneous income (loss) | 1 | 63 | (230 | ) | 2 | ||||||||
$ | (35 | ) | $ | 130 | $ | (32 | ) | ||||||
1 | Includes gains (losses) from foreign exchange derivative contracts. See Note 3 for further details. |
2 | Miscellaneous income (loss) in 2011 includes forward starting swap costs of $149 million (see Note 3) and bridge financing costs of $54 million (see Note 24), both related to the acquisition of Bucyrus. |