Filer Mining Corporation has $8$ million shares of common stock outstanding, $400,000$ shares of $4\%$ preferred shares outstanding $($$$100$ par value each$)$ and $150,000,7\%$ semiannual bonds outstanding, par value $$1000$ each. The common stock currently sells for $$43$ per share. The preferred stock currently sells for $$67$ per share. The bonds have $15$ years to maturity and sell for $93\%$ of par. The market risk premium is $9\%$ and t$-$bills are yielding $5\%.$The common stock has a beta of $1\mathrm{.}3.$ The stock just paid a dividend of $$2\mathrm{.}00$ per share and dividends are expected to grow at a rate of $10\%$ forever. Filer Mining$$s tax rate is $34\%$

a$)$ What are the costs of each component $($R$$s$)?$

b$)$ What is the firm$$s market value capital structure?

c$)$ What is the firm$$s WACC?