a) Calculate the required rate of return for an asset that has a beta of 0.31, given a risk-free rate of 4.3% and a market return of 8.4%. b.If investors have become more risk-averse due to recent geopolitical events, and the market return rises to 11.3%, what is the required rate of return for the same asset? a) The required rate of return for the asset is _%? b) If investors have become more risk-averse due to recent geopolitical events, and the market return rises to 11.3%, the required rate of return for the same asset is