Other Income (Loss) (Notes)

12 Months Ended

Dec. 31, 2021

Other Income and Expenses [Abstract]

OTHER INCOME/(LOSS)

OTHER INCOME/(LOSS)

The amounts included in Other income/(loss), net for the years ended December 31 were as follows (in millions):

	2019		2020		2021
Net periodic pension and OPEB income/(cost), excluding service cost (a)	$	(1,602)	$	69	$	5,997
Investment-related interest income	809		452		254
Interest income/(expense) on income taxes	(29)		(2)		7
Realized and unrealized gains/(losses) on cash equivalents, marketable securities, and other investments (b)	144		325		9,159
Gains/(Losses) on changes in investments in affiliates (c)	20		3,446		368
Gains/(Losses) on extinguishment of debt (d)	(55)		(1)		(1,702)
Royalty income	381		493		619
Other	106		117		31
Total	$	(226)	$	4,899	$	14,733

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(a)    See Note 17 for additional information relating to our pension and OPEB remeasurements.

(b)    See Note 15 for additional information relating to our investment in Rivian.

(c)    See Note 22 for additional information relating to our Argo AI, LLC (“Argo AI”) and Volkswagen AG (“VW”) transaction in 2020.

(d)    See Note 19 for additional information relating to our debt repurchase.