CHANGE IN OPERATING WORKING CAPITAL (Tables)

6 Months Ended

Jun. 30, 2019

CHANGE IN OPERATING WORKING CAPITAL

Schedule of change in operating working capital

(unaudited)	Six months ended June 30,
(millions of dollars)	2019	2018
Change in accounts receivable and other	15	2
Change in inventories	(1)	—
Change in other current assets	3	(1)
Change in accounts payable and accrued liabilities	(12)	(6)
Change in accrued interest	(1)	—
Change in operating working capital	4	(5)