Session 16
24-02-2026 The discussion on Weighted Average Cost of Capital (WACC) helped me understand how companies evaluate the true cost of financing their operations. Earlier, I saw WACC mainly as a formula, but working through the problem made me realize that it actually reflects a firm’s capital structure and overall risk profile. We were given inputs like the market value of debt and equity, cost of debt, beta, tax rate, market risk premium, and risk-free rate. Calculating the cost of equity using the CAPM formula , helped me clearly see how systematic risk (beta) influences the return expected by shareholders. Another important step was adjusting the cost of debt by multiplying it with (1 – tax rate). This highlighted the tax shield benefit, showing how interest payments reduce taxable income and lower the effective cost of borrowing. Assigning weights based on market values of debt and equity made the calculation more meaningful. It showed how each source of finance contributes proportiona...