Finance School of Management Portfolio of two securities 0.25 Efficient Portfoli 0.20 Is bne“ better”? Security Sub-optimal Portfolio 60.15 0.10 asecurity 2 Minimum Variance Portfolio 0.05 0.00 0.15 0.17 0.19 0.21 0.23 0.25 0.27 0.29 Standard deviation uesTc25 Finance School of Management 0.00 0.05 0.10 0.15 0.20 0.25 0.15 0.17 0.19 0.21 0.23 0.25 0.27 0.29 Standard Deviation Expected Return Portfolio of Two Securities Security 1 Security 2 Efficient Portfolio Sub-optimal Portfolio Minimum Variance Portfolio Is one “better”?