EXHIBIT 12
- --------------------------------------------------------------------------------
 
COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES
 
(In millions, except ratios)
 


                                             Year ended December 31,
- ----------------------------------------------------------------------------
                                          1996   1995   1994   1993   1992
- ----------------------------------------------------------------------------
                                                       
Income (loss) from continuing operations
 before income tax
 expense (benefit)                         $793   $524   $559  $ (74)  $510
Add:
 Interest Costs                             133    117    120    109    100
 Estimated interest in rentals (1)           27     29     31     31     29
- ----------------------------------------------------------------------------
Fixed charges as defined:                   160    146    151    140    129
 Interest costs capitalized                  (3)    (3)    (2)    (5)    (5)
 Losses of less than majority owned
  affiliates, net of dividends                8     10     18     27     34
- ----------------------------------------------------------------------------
 Income as adjusted                        $958   $677   $726  $  88   $668
- ----------------------------------------------------------------------------
Ratio of earnings to fixed charges         5.99   4.64   4.80   0.63   5.18
- ----------------------------------------------------------------------------

 
(1) Represents the estimated interest portion of rents.
 
18