Corporations $$ allowed to deduct interest payments as an expense. Corporations $$ allowed to deduct dividend payments to stockholders as an expense. The differential tax treatment of interest payments and dividend payments encourages firms to use capital structure. Debt financing is $$ expensive than common or preferred stock financing.

General Forge and Foundry Corporation currently has no debt in its capital structure, but it is considering adding some debt and reducing the percentage of outstanding equity in its capital structure. The firm's current $($unlevered$)$ beta is $1\mathrm{.}10,$ and its cost of equity is $12\mathrm{.}35.$ Because the firm has no debt in its capital structure, its weighted average cost of capital $($WACC$)$ also equals $12\mathrm{.}35.$ The risk$-$free rate of interest $(I_{RF})$ is $3\%,$ and the market risk premium $)$ is $8\mathrm{.}5\%.$ General Forge's marginal tax rate is $30\%.$

General Forge is examining how different levels of debt will affect its costs of debt and equity, as well as its WACC. The firm has collected the financial information that follows to analyze its WACC.

Complete the following table.

$\backslash$table$[[\backslash$table$[[$Market debt to$],[$equity ratio $(],[($:$w_d$