From grimoire
Advises on optimal capital structure design including debt-equity mix, leverage analysis, and financing decisions based on corporate finance theory.
How this skill is triggered — by the user, by Claude, or both
Slash command
/grimoire:design-capital-structureThe summary Claude sees in its skill listing — used to decide when to auto-load this skill
Design an optimal capital structure that minimizes the cost of capital, maximizes firm value, and maintains financial flexibility across economic cycles.
Design an optimal capital structure that minimizes the cost of capital, maximizes firm value, and maintains financial flexibility across economic cycles.
Adopted by: Capital structure theory underpins all corporate finance curricula (CFA, MBA programs); investment banks advise on capital structure in all M&A, IPO, and restructuring transactions; credit rating agencies (Moody's, S&P, Fitch) evaluate capital structure as the primary determinant of credit quality. Impact: Optimal capital structure reduces WACC by 100–300bp vs. all-equity financing (via debt tax shield); excessive leverage increases probability of financial distress by 300% per Altman Z-score research; companies in industry median capital structure quartile outperform on 5-year TSR by 8–12%. Why best: Modigliani-Miller (1963) proved that in a world with taxes, debt creates value through the interest tax shield — but too much debt creates financial distress costs that offset the benefit. The optimal structure balances these forces.
Sources: Modigliani & Miller (1958, 1963); Myers "Capital Structure Puzzle" Journal of Finance (1984); Myers & Majluf "Corporate Financing and Investment Decisions" JFE (1984); Brealey, Myers & Allen "Principles of Corporate Finance" 13th ed. (2019).
Analyze the business risk profile — high-growth, R&D-intensive, and cyclical businesses carry high operating risk and should use less financial leverage (debt amplifies risk); stable, asset-heavy, predictable cash flow businesses can support more debt. Business risk is inversely related to optimal financial leverage.
Calculate current capital structure — compute: Debt/Equity ratio (D/E), Debt/EBITDA (leverage ratio), Interest Coverage Ratio (EBITDA/Interest Expense), Debt/Total Assets. Compare against industry medians from Damodaran's industry databases and peer group.
Model the debt capacity — estimate sustainable debt level where: (a) Interest Coverage Ratio remains ≥3.0x under a stress scenario (20% EBITDA decline), (b) Debt/EBITDA ≤ industry median, (c) the company maintains investment-grade credit quality or the target credit rating.
Quantify the debt tax shield — Value of Tax Shield = Corporate Tax Rate × Debt Level (under MM 1963). For a 25% tax rate and $100M of debt, the tax shield is worth $25M. Model the present value of the prospective interest tax shield using the company's pre-tax cost of debt.
Estimate financial distress costs — estimate the probability of financial distress (using Altman Z-score or credit model) and the cost of distress (typically 10–25% of firm value for direct and indirect costs). At the optimal structure, marginal tax shield benefit equals marginal distress cost.
Apply the Pecking Order Theory (Myers 1984) — companies prefer internal financing first, then debt, then equity. This predicts observed financing behavior: profitable companies use less debt (retained earnings available), growing companies use more debt (need external financing but avoid dilution). Validate against the company's financing history.
Evaluate trade-off theory implications — the static trade-off model identifies target leverage based on the tax-distress trade-off. Dynamic trade-off theory suggests companies rebalance capital structure gradually, not continuously. Set a target D/E range rather than a precise point.
Model the WACC and EPS impact — calculate WACC at current and proposed leverage levels (re-levering beta for each scenario). Model EPS impact of additional debt (interest expense reduces EBT but leverage amplifies EPS sensitivity to revenue changes). Present the WACC-minimizing leverage range.
Assess market timing and refinancing risk — optimal structure must be achievable in current credit markets. Assess: current credit market conditions (credit spreads, lender appetite), maturity profile (avoid cliff maturities), covenant flexibility, and refinancing risk under stress scenarios.
Define the financing policy — document: target leverage range (e.g., 2.0–2.5x Net Debt/EBITDA), credit rating target, dividend and buyback policy (excess cash return after maintaining target leverage), and conditions under which the company will deviate from the target.
npx claudepluginhub jeffreytse/grimoire --plugin grimoireAnalyzes a company's debt-equity mix and determines the optimal capital structure that minimizes WACC. Computes WACC at each debt ratio from 0% to 90%, identifies the minimum, and recommends whether to add or reduce debt with specific debt type matching.
Advises on capital structure theory (M&M, trade-off, pecking order), leverage metrics, debt instruments, covenants, WACC, Basel III/IV, and ESG-linked financing. Read-only reference framework for finance professionals.
Calculates the Weighted Average Cost of Capital (WACC) to determine the correct discount rate for DCF valuation and capital budgeting decisions.