The beta coefficient plays a crucial role in finance as a risk measure of a portfolio in comparison to the benchmark portfolio. In the paper, we investigate statistical properties of the sample estimator for the beta coefficient. Assuming that both the holding portfolio and the benchmark...

1. On the Application of AIC to Bivariate Density Estimation, Nonparametric Regression and Discrimination -- 2. On the Interface Between Cluster Analysis, Principal Component Analysis, and Multidimensional Scaling -- 3. An Expert Model Selection Approach to Determine the “Best” Pattern...