Use the data below to calculate Amgen's weighted average cost of capital (WACC) for year-end 2002. Assume that E() = 8% and rs = 4%. 1 Calculating Amgen's WACC 2 E 8.00% 31 2.00% 4 Tax rate 44.74% 5 Beta 0.82 6 Stock price, end-2002 58.34 7 8 Outstanding shares 1.290,000,000 9 Book value per share 14.70 10 Total book value of equity 18,963,000,000 11 Debt bequity ratio book) 16.07% 12 Amgenis debt 3,047,700,000 13Ameen's total value 3,047 700058 14 15 Interest paid, 2002 44,200,000 16 Debt, end-2002 3,047,700,000 17 Debt, end-2001 223,000,000