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The figure below shows the weighted average cost of capital, cost of equity, and cost of debt for a firm (The \\( y \\)-axis is: Cost of capitat: (; the \\( x \\)-axis is: Debt-to equity Ratio: \\( \\frac{D}{B} \\) ) under MEM assumptions except for corporate taxes and frnancial distress costs under MEM assumptions under MSM assumptions except for corporate taxes under M\\&M assumptions except for financial distress costs