R$.$S$.$ Green has $250,000$ shares of common stock outstanding at a market price of $$28$ a share. Next year's annual dividend is expected to be $$1\mathrm{.}55$ a share. The dividend growth rate is $2$ percent. The firm also has $7,500$ bonds outstanding with a face value of $$1,000$ per bond. The bonds carry a $7$ percent coupon, pay interest semiannually, and mature in $7\mathrm{.}5$ years. The bonds are selling at $98$ percent of face value. The company's tax rate is $34$ percent. What is the firm's weighted average cost of capital?