We provide theoretical and empirical arguments in favor of a concave shape for the security market line, or a diminishing marginal premium for market risk. In capital market equilibrium with binding portfolio restrictions, different investors generally hold different sets of risky securities....

Traditionell haben Finanz-Ökonomen Anlageentscheidungen im sogenannten "Mean-Variance-FrameworkX" von Markowitz (1952) evaluiert. Experimente haben jedoch gezeigt, dass die "Prospect Theory" von Kahneman und Tversky (1979) eine bessere Beschreibung der Entscheidungen von Anlegern unter...

We provide theoretical and empirical arguments in favor of a diminishing marginal premium for market risk. In capital market equilibrium with binding portfolio restrictions, investors with different risk aversion levels generally hold different sets of risky securities. Whereas the traditional...

Markowitz and Sharpe won the Nobel Prize in Economics more than a decade ago for the development of Mean-Variance analysis and the Capital Asset Pricing Model (CAPM). In the year2002, Kahneman won the Nobel Prize in Economics for the development of Prospect Theory....