Reference the Pfizer 2019 Financial Report. 

https://investors.pfizer.com/financials/annual-reports/default.aspx

• Which method(s) do the companies use to determine the cost and reporting of their inventories?

• In general, what are the policies followed by the companies in recording the impairment of long-lived assets?

• How much do the companies report in Goodwill for the two most recent fiscal years presented? Describe the nature of the recorded goodwill and the steps taken by these companies to assess Goodwill impairment.

• Identify and describe the companies' intellectual property.