Learn what heteroscedasticity means, its types, and how it affects financial models. Understand the intricacies of volatility ...

History of CAPM In the 1950s Harry Markowitz, creator of modern portfolio theory, established the groundwork for the capital asset pricing model.

This paper generalizes the risk-return relationship implied by the traditional capital asset pricing model with finite investment horizons. It examines the effect of heterogeneous investment horizons ...