2.1. Change in Net Working Capital Find the most recent abbreviated balance sheets for General Dynamics at finance.yahoo.com. Enter the ticker symbol "GD," follow the "Research" link, and the "Financials" link. Using the two most recent balance sheets, calculate the change in net working capital. What does this number mean?

2.2. Book Values versus Market Values The home page for Coca-Cola Company can be found at www.coca-cola.com. Locate the most recent annual report, which contains a balance sheet for the company. What is the book value of equity for Coca-Cola? The market value of a company is the number of shares of stock outstanding times the price per share. This information can be found at finance.yahoo.com using the ticker symbol for Coca-Cola (KO). What is the market value of equity? Which number is more relevant for shareholders?

2.3. Cash Flows to Stockholders and Creditors Cooper Tire and Rubber Company provides financial information for investors on its Web site at www.coopertires.com. Follow the "Investor Information" link and find the most recent annual report. Using the consolidated statements of cash flows, calculate the cash flow to stock holders and the cash flow to creditors.

2.4. Average and Marginal Tax Rates Find the most recent income statement for IBM at www.ibm.com. What is the marginal tax rate for IBM? What is the average tax rate for IBM? Is the average tax rate 35 percent? Why or why not?