2. The earnings, dividends and stock price of a company are expected to grow at 4 percent per year in the future. Its common stock sells for $ 4.80 per share and its last dividend was $ 0.25 a. Using the discounted cash flow approach, what is its the companys cost of equity? b. If the companys beta is 1.25, the risk-free rate is 3 % and the market risk margin is 5%, what is its companys cost of equity based on the capital asset pricing model approach? c. What would be your estimate of the companys cost of equity after calculate different results of the same parameter in a) and b)? Do your research, and explain and use citation.