Part 4 The Capital Budgeting Process 19. Global Technology's capital structure is as follows: Debt Preferred stock Common equity 35% 15 50 The aftertax cost of debt is 6.5 percent; the cost of preferred stock is 10 percent and the cost of common equity (in the form of retained earnings) is 13.5 percent. Calculate Global Technology's weighted average cost of capital in a manner similar to Table 11-1