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GENERAL AND ADMINISTRATIVE EXPENSES (Tables)
12 Months Ended
Dec. 31, 2018
General and Administrative Expenses [Abstract]  
General and administrative expenses
For the years ended December 31
2018

2017

Corporate administration1

$239


$227

Operating segment administration
26

21

Total2

$265


$248

1 
Includes $63 million (2017: $3 million) related to one-time severance payments.
2 
Includes employee costs of $156 million (2017: $98 million).