Other investments (Tables)

12 Months Ended

Dec. 31, 2011

Schedule of other investments

A summary of other investments follows (in millions).

	Cost		Net Unrealized Gains		Fair Value		Carrying Value
December 31, 2011
Other fixed maturity and equity securities:
Insurance and other	$	13,051	$	1,055	$	14,106	$	13,111
Finance and financial products		3,198		623		3,821		3,810
	$	16,249	$	1,678	$	17,927	$	16,921
December 31, 2010
Other fixed maturity and equity securities:
Insurance and other	$	15,700	$	4,758	$	20,458	$	19,333
Finance and financial products		2,742		947		3,689		3,676
	$	18,442	$	5,705	$	24,147	$	23,009