STATEMENTS OF CASH FLOWS

Changes in current assets and current liabilities were as follows:



	Nine Months Ended September 30,
	2018			2017
	(Thousands of Dollars)
Decrease (increase) in current assets:
Accounts receivable	$	11,530		$	24,538
Receivable from related party	160			236
Inventories	2,079			15,497
Other current assets	(953		)	1,176
Increase (decrease) in current liabilities:
Accounts payable	18,082			(52,910		)
Accrued interest payable	(9,700		)	7,829
Accrued liabilities	4,830			(10,702		)
Taxes other than income tax	4,809			279
Income tax payable	406			(3,614		)
Changes in current assets and current liabilities	$	31,243		$	(17,671	)

The above changes in current assets and current liabilities differ from changes between amounts reflected in the applicable consolidated balance sheets due to:


•	current assets and current liabilities acquired during the period;


•	the change in the amount accrued for capital expenditures;


•	the effect of foreign currency translation; and


•	changes in the fair values of our interest rate swap agreements.

Cash flows related to interest and income taxes were as follows:



	Nine Months Ended September 30,
	2018		2017
	(Thousands of Dollars)
Cash paid for interest, net of amount capitalized	$	145,089	$	112,335
Cash paid for income taxes, net of tax refunds received	$	8,490	$	10,090