FAIR VALUE MEASUREMENTS (Tables)

6 Months Ended

Jun. 30, 2014

Schedule of estimated fair value of long-term debt

(unaudited)	June 30, 2014		December 31, 2013
(millions of dollars)	Carrying Value	Fair Value	Carrying Value	Fair Value

Senior Credit Facility due 2017	365	365	380	380
Term Loan Facility due 2018	500	500	500	500
4.65% Senior Notes due 2021	349	372	349	353
5.09% Unsecured Senior Notes due 2015	75	78	75	79
5.29% Unsecured Senior Notes due 2020	100	111	100	106
5.69% Unsecured Senior Notes due 2035	150	163	150	154
3.82% Series D Senior Notes due 2017	24	25	24	25
	1,563	1,614	1,578	1,597

- Definition

Tabular disclosure of the fair value of financial instruments, including financial assets and financial liabilities, and the measurements of those instruments, assets, and liabilities.

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