Other Financial Data (Tables)

12 Months Ended

Dec. 31, 2012

Other Financial Data

Other income (Expense)

Other income (expense) consists of the following (in millions):

Years ended December 31	2012			2011			2010
Equity earnings	$	13		$	7		$	18
Realized gain (loss) on sale of investments		7			18			(2	)
Gain (loss) on disposal of businesses		1			—			(4	)
Loss on extinguishment of debt		—			(19	)		(8	)
Foreign currency remeasurement (loss) gain		(19	)		30			(7	)
Hedging gain (loss)		3			(20	)		(11	)
Other		(2	)		(1	)		(4	)
	$	3		$	15		$	(18	)

Components of Fixed assets, net

 The components of Fixed assets, net are as follows (in millions):

As of December 31	2012		2011
Software	$	867	$	730
Leasehold improvements		426		407
Furniture, fixtures and equipment		331		326
Computer equipment		332		274
Land and buildings		100		108
Automobiles		24		39
Construction in progress		109		87
		2,189		1,971
Less: Accumulated depreciation		1,369		1,188
Fixed assets, net	$	820	$	783