2013 2012 2011 ($ thousands) Current assets Cash and cash equivalents Short-term investments Net receivables Inventory Total current assets 2,269,400 0 3,865,300 3,091,100 9,225,800 2,282,500 1,710,600 3,622,500 2,314,900 9,930,500 1,607,900 0 3,521,900 1,870,100 6,999,900 Current liabilities Accounts payable Short-term/current long-term debt Other current liabilities Total current liabilities 6,639,800 8,536,000 0 15,175,800 3,087,100 10,540,700 2,799,200 16,427,000 4,738,700 8,039,000 0 12,777,700 k on the icon in order to copy its contents into a spreadsheet.) (Related to Checkpoint 18.1) (Measuring firm liquidity) The following table contains current asset and current liability balances for Deere and Company (DE): a. Measure the liquidity of Deere & Co. for each year using the company's net working capital and current ratio. b. Is the trend in Deere's liquidity improving over this period? a. The company's net working capital for 2011 is $ (Enter your answer in thousands of dollars.)