Retained earnings versus new common stock Using the data for a firm shown in the following table, calculate the cost of retained earnings and the cost of new common stock using the constant-growth valuation model (Click on the icon here in order to copy the contents of the datatable below into a spreadsheet.) Projected Current market Dividend dividend per price per share growth rate share next year S6000 8% $3.00 a. The cost of retained earnings is (Round to two decimal places) Underpricing Flotation cost per share per share $2.50 $1.50