analyse the capital structure of Microsoft over the past five years. What is the proportion of debt and equity in the firm's capital structure? How has the capital structure evolved over time, and what factors have influenced these changes? How does the firm's capital structure compare to that of its competitors within the same industry? What factors could possibly explain the similarities/differences in capital structure between these companies? If the company intends to increase its reliance on debt financing, identify key factors it needs to consider?