1. 

Operating income (after tax) Net financial expense (after tax) Comprehensive income net assets common equity 12,257 4,903 3,503 12,867 2,149 All mmputations must use the Advanced du Pont formulas. The numbers are in millions of dollars. Required use the information above to answer the following questions: a) Compute return on equity (ROE) for 2005, b) Computer operating return on assets (OROA) for 2005. c) Compute the effective interest rate after tax (EIAT) and the spread for 2005, d) Compute net financial liabilities (NFL) and net financial leverage (NFLev) for e) Compute the profit margin (PM) and asset turncwer (ATO) for 2005 and discuss the type of industry and cnnditions by these ratios, f) Discuss the determinants of the profitability to shareholders as by the ratios calculated for parts