Here is the capital financing structure of Omega Inc.

Loans:

Loan of $ 8M at a nominal rate of 8.25% compounded quarterly;

bonds :

Issue of 10,000 bonds ($ 1,000 face value) at a coupon rate of 8% with semi-annual interest payments (every 6 months), issue charge on the face value of 11.5%. For financing, you should consider that the bonds will have a maturity date (maturity) of 25 years .;

Ordinary actions :

500,000 shares issued at $ 15 / share, paying an annual dividend of $ 0.90 per share on which (dividend) an annual growth of 10% is expected;

Retained earnings:

$ 10,000,000 recorded on the company's balance sheet.

You are asked to determine the after-tax weighted average cost of capital (WACC), knowing that the corporate tax rate = 32%?