Green Goose Automation Company currently has no debt in its capital structure, but it is considering using some debt and reducing its outstanding equity. The firm$$s unlevered beta is $1\mathrm{.}15,$ and its cost of equity is $11\mathrm{.}05\%.$ Because the firm has no debt in its capital structure, its weighted cost of capital $($WACC$)$ also equals $11\mathrm{.}05\%.$ The risk$-$free rate of interest $($rf

$)$ is $3\%,$ and the market risk premium $($rm

$-$ rf

$)$ is $7\%.$ Green Goose$$s marginal tax rate is $40\%.$

Green Goose 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 weighted cost of capital $($WACC$).$ Complete the following table.

D$/$A Ratio

E$/$A Ratio

B$/$E Ratio

Bond Rating

Before$-$Tax Cost of Debt $($kd

$)$

Levered Beta $(\backslash$beta $)$

Cost of Equity $($ke

$)$

WACC

$0\mathrm{.}01\mathrm{.}00\mathrm{.}001\mathrm{.}1511\mathrm{.}05\%11\mathrm{.}05\%$

$0\mathrm{.}20\mathrm{.}80\mathrm{.}25$ A $8\mathrm{.}1\%1\mathrm{.}3912\mathrm{.}24\%10\mathrm{.}76\%$

$0\mathrm{.}40\mathrm{.}60\mathrm{.}67$ BBB $8\mathrm{.}5\%1\mathrm{.}6114\mathrm{.}27\%$

$0\mathrm{.}60\mathrm{.}41\mathrm{.}50$ BB $10\mathrm{.}9\%2\mathrm{.}1811\mathrm{.}23\%$

$0\mathrm{.}80\mathrm{.}2$