Vondaphone's Earnings per share in 2022 was 1.8 and in 2017 was 1.25. The company distributes 60% of its earnings as dividends and the stock is currently valued at 37.75. the cost of issue new equity is 12% the expected net income for 2023 is 20 million. the company's investment banker believes they could sell 15 year bonds with 6.5% coupon rate and a face value of 1000 with a cost off 1% to issue the bonds. The proportion of debt to equity in the company's financial structure is 30% and 70% respectively. the company's tax rate is 25%. A. Can You Provide me with the calculation for the cost of retained earnings and the cost of new common equity for the company?