just issued a dividend of $2.56 per share on its common stock. The company paid dividends of $2.06, $2.13, $2.30, and $2.40 per share in the last four years. If the stock currently sells for $75, what is your best estimate of the companys cost of equity capital using arithmetic and geometric growth rates? (Do not round intermediate calculations and enter your answers as a percent rounded to 2 decimal places, e.g., 32.16.) Cost of equity Arithmetic dividend growth rate % Geometric dividend growth rate %