Inventories (Tables)

12 Months Ended

Dec. 31, 2014

Schedule of inventories

Inventories are comprised of the following (in millions).

	December 31,
	2014		2013
Raw materials	$	1,881	$	1,755
Work in process and other		850		842
Finished manufactured goods		3,333		3,206
Goods acquired for resale		4,172		4,057
	$	10,236	$	9,860