Using the Annual Report of American Airlines answer the following questions: Note the link to the annual report at the bottom of the question.

• What depreciation method does the company use for reporting in its financial statements? Why do you think they chose this method?
• What was the amount of depreciation and amortization for the year end?
• Compute the asset turnover ratio for the year end.
• How does this ratio compare to the industry ratio? What does this tell you about the company?
• What classifications of debt and/or equity security investments does the company hold?
• How are the company's available-for-sale investments reported? How are the company's trading investments reported?

http://phx.corporate-ir.net/phoenix.zhtml?c=117098&p=irol-reportsannual