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WACC and target weights After careful analysis, Dexter Brothers has determined that its optimal capital structure is composed of the sources and target market value weights shown in the following table: The cost of debt is estimated to be 4.6%; the cost of preferred stock is estimated to be 11.7%; the cost of retained earnings is estimated to be 15.2%; and the cost of new common stock is estimated to be 17.2%. All of these are after-tax rates. The company's debt represents 25%, the preferred stock represents 6%, and the common stock equity represents 69% of total capital on the basis of the market values of the three components. The company expects to have a significant amount of retained earnings available and does not expect to sell any new common stock. a. Calculate the weighted average cost of capital on the basis of historical market value weights. b. Calculate the weighted average cost of capital on the basis of target market value weights. c. Compare the answers obtained in parts a and b. Explain the differences. a. The weighted average cost of capital on the basis of historical market value weights is %. (Round to two dec Data table (Click on the icon here in order to copy the contents of the data table below into a spreadsheet.) WACC and target weights After careful analysis, Dexter Brothers has determined that its optimal capital structure is composed of the sources and target marker verue weights shown in the following table: The cost of debt is estimated to be 4.4%; the cost of preferred stock is estimated to be 10.6%; the cost of retained earnings is estimated to be 14.1%; and the cost of new common slock is estimated to be 16.1%. All of these are after-tax rates. The company's debt represents 23%, the preferred stock represents 5%, and the common stock equity represents 72% of total capital on the basis of the market values of the three components. The company expects to have a significant amount of retained earnings avalable and does not expect to sell any new common stock. a. Calculate the weighted average cost of capital on the basis of historical market value weights. b. Calculate the weighted average cost of capital on the basis of terget market value weights. c. Compare the answers obtained in parts a and b. Explain the differences. a. The weighted average cost of capital on the basis of historical market value weights is 6. (Round to two decimal places.) Data table (Click on the icon here in order to copy the contents of the data table below into a spreadsheet.)