Quarterly report pursuant to Section 13 or 15(d)

Financial Instruments (Tables)

v2.3.0.15
Financial Instruments (Tables)
 9 Months Ended
Sep. 30, 2011
Financial Instruments  
Realized And Unrealized Gains (Losses) On Financial Instruments
 
Three months
ended
 
Nine months
ended
 
September 30,
 
September 30,
 
2011
 
2010
 
2011
 
2010
 
amounts in millions
Non-strategic Securities
$
(240
)
 
56

 
(90
)
 
105

Exchangeable senior debentures
138

 
(188
)
 
(28
)
 
(172
)
Other
11

 
43

 
57

 
53

 
$
(91
)
 
(89
)
 
(61
)
 
(14
)