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    WEIGHTED AVERAGE COST OF CAPITAL (WACC)    
    CAPM-based cost of equity with Hamada beta unlevering    
Cost of Equity (CAPM)    
Risk-Free Rate (Rf) 4.20% 10-Year US Treasury
Equity Risk Premium (ERP) 5.50% Damodaran ERP
Beta (Levered) 1.15
Size Premium 1.00%
Company-Specific Risk Premium 0.50%
Cost of Equity (Ke) 12.03% Rf + Beta x ERP + SP + CSRP
Cost of Debt    
Pre-Tax Cost of Debt 5.50%
Marginal Tax Rate 25.00%
After-Tax Cost of Debt (Kd) 4.13% Kd(pre-tax) x (1 - Tax Rate)
Capital Structure    
Market Cap ($mm) 2,200
Total Debt ($mm) 500
Total Capital ($mm) 2,700
Equity Weight (We) 81.5%
Debt Weight (Wd) 18.5%
WACC Calculation
WACC 10.56% We x Ke + Wd x Kd(1-t)
WACC Component Breakdown    
Equity Contribution to WACC 9.80%
Debt Contribution to WACC 0.76%
Equity % of WACC 92.8%
Debt % of WACC 7.2%
Note: WACC inputs sourced from Assumptions sheet. Cost of equity uses CAPM with size and company-specific premia.