Working Capital Detail



($ in millions)		2015		2014
Receivables
	Trade - net⁽¹⁾	$	2,413	$	2,366
	Equity affiliates	4		10
	Other - net	371		439
	Total	$	2,788	$	2,815
Inventories⁽²⁾
	Finished products	$	1,082	$	1,169
	Work in process	160		157
	Raw materials	413		439
	Supplies	50		60
	Total	$	1,705	$	1,825
Accounts payable and accrued liabilities
	Trade	$	1,940	$	1,919
	Accrued payroll	474		497
	Customer rebates	234		264
	Other postretirement and pension benefits	130		94
	Income taxes	106		61
	Other	606		712
	Total	$	3,490	$	3,547


(1)	Allowance for Doubtful Accounts was $51 million and $87 million as of December 31, 2015 and 2014, respectively.

(2)

Inventories valued using the LIFO method of inventory valuation comprised 39% and 40% of total gross inventory values as of December 31, 2015 and 2014, respectively. If the FIFO method of inventory valuation had been used, inventories would have been $163 million and $182 million higher as of December 31, 2015 and 2014, respectively. During the years ended December 31, 2015 and 2014, certain inventories accounted for on the LIFO method of accounting were reduced, which resulted in the liquidation of certain quantities carried at costs prevailing in prior years. The effect on income from continuing operations was expense of $3.0 million and income of $0.3 million for the years ended December 31, 2015 and 2014, respectively.