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Other (Income) Expense, Net (Tables)

3 Months Ended

Mar. 31, 2021

Other Income and Expenses [Abstract]

Other (Income) Expense, Net

Other (income) expense, net, consisted of: 

			Three Months Ended March 31,
($ in millions)			2021						2020
Interest income			$	(11)					$	(25)
Interest expense			200						212
Exchange losses			47						54
Income from investments in equity securities, net (1)			(574)						(52)
Net periodic defined benefit plan (credit) cost other than service cost			(89)						(90)
Other, net			(21)						(28)
			$	(448)					$	71

(1)    Includes net realized and unrealized gains and losses from investments in equity securities either owned directly or through ownership interests in investment funds. Unrealized gains and losses from investments that are directly owned are determined at the end of the reporting period, while ownership interests in investment funds are accounted for on a one quarter lag.

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- Definition

Tabular disclosure of the components of non-operating income or non-operating expense that may include amounts earned from dividends, interest on securities, gains (losses) on securities sold, equity earnings of unconsolidated affiliates, net gain (loss) on sales of business, interest expense and other miscellaneous income or expense items.

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