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Other Gains and Losses, Net
 12 Months Ended
Dec. 31, 2017
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Other Gains and Losses, Net
29. OTHER GAINS AND LOSSES, NET

 

     Years Ended December 31  
     2015      2016      2017  
     NT$      NT$      NT$  
     (In Millions)      (In Millions)      (In Millions)  

Gain on disposal of financial assets, net

         

Available-for-sale financial assets

    $ 22,157.9      $ 33.2      $ 89.8  

Gain (loss) on disposal of investments accounted for using equity method, net

      2,492.1        (260.0 )       —  

Gain (loss) from disposal of subsidiaries

      (138.2 )       (36.1 )       17.3  

Other gains

      189.3        176.8        409.9  

Net gain (loss) on financial instruments at FVTPL

         

Held for trading

      (1,769.3 )       467.1        2,253.7  

Designated as at FVTPL

      —        (37.4 )       131.0  

Gain (loss) arising from fair value hedges, net

      (439.7 )       16.9        (30.3 ) 

Impairment loss of financial assets

         

Available-for-sale financial assets

      (154.7 )       (122.2 )       (29.6 ) 

Other losses

      (145.9 )       (42.4 )       (24.4 ) 
  

 

 

     

 

 

     

 

 

  
   $ 22,191.5      $ 195.9      $ 2,817.4