text: Changes in operating assets and liabilities: 
  
  Accounts receivable 
  
  Inventories 
  
  Prepaid expenses 
  
  Other non-current assets 
  
  Accounts payable and accrued liabilities 
  
  Accrued income and other taxes 
  
  Other non-current liabilities 
  
  Net cash provided by continuing operations 
  
  Net cash provided by discontinued operations 