Download Pfizers 2022 annual report (search Pfizer Investor Relations). Locate the firms consolidated statement of cash flows and answer the following: Does the firm employ the direct or indirect method of accounting for operating cash flows? Why does the firm account for the changes in balances in operating accounts (e.g., accounts receivable, inventory, accounts payable) in determining operating cash flows as net of acquisitions and divestitures? Describe the accounting for cash paid for business acq