Inventories (Tables)

3 Months Ended

Mar. 31, 2013

Schedule of inventories

Inventories are comprised of the following (in millions).

	March 31,		December 31,
	2013		2012
Raw materials	$	1,693	$	1,699
Work in process and other		855		883
Finished manufactured goods		3,266		3,187
Goods acquired for resale		3,859		3,906
	$	9,673	$	9,675