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4. 22 Estimating the DCF Growth Rate [ LO1] Suppose Wacken, Ltd. just issued a dividend of $2.73 per share on its common stock. The company paid dividends of $2.31,$2.39,$2.48, and $2.58 per share in the last four years. If the stock currently sells for $43, what is your best estimate of the company's cost of equity capital using the arithmetic average growth rate in dividends? What if you use the geometric average growth rate