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Inventories (Tables)
6 Months Ended
Jun. 30, 2011
Inventories
Inventories are comprised of the following (in millions).
 
   
June 30,
   
December 31,
 
   
2011
   
2010
 
Raw materials
  $ 1,207     $ 1,066  
Work in process and other
    638       509  
Finished manufactured goods
    2,423       2,180  
Goods acquired for resale
    3,692       3,346  
    $ 7,960     $ 7,101