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Employee benefit plans
3 Months Ended
Mar. 31, 2012
Employee benefit plans

Note 9 – Employee benefit plans

The components of net periodic benefit cost are as follows:

 

Net periodic benefit cost    Quarter ended  
     March 31, 2012     March 31, 2011  
(in millions)    Domestic
pension
benefits
    Foreign
pension
benefits
    Health
care
benefits
    Domestic
pension
benefits
    Foreign
pension
benefits
    Health
care
benefits
 

Service cost

   $ 15      $ 8      $ 1      $ 16      $ 8      $ 1   

Interest cost

     42        9        3        44        8        3   

Expected return on assets

     (68     (12     (2     (70     (11     (2

Other

     38        3        3        23        4        2   

Net periodic benefit cost

   $ 27      $ 8      $ 5      $ 13      $ 9      $ 4