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 located on the top-right corner of the data table below in order to copy its contents into a spreadsheet.) Projected Current market Dividend dividend per Underpricing Flotation cost price per share growth rate share next year per share per share $54.00 9% $2.16 $1.50 $2.50