Three approaches are commonly used for analyzing decisions under uncertainty: expected utility (EU), second-degree stochastic dominance (SSD), and mean-risk (MR) models, with the mean–standard deviation (MS) being the best-known MR model. Because MR models generally lead to different efficient...

During the recent turbulences in the world's financial markets, diamond companies have started advertising diamonds as a new asset that can hedge against market volatility and be a valuable portfolio component. To put this claim to the test, this article investigates (i) the performance of...

As recent research highlights that the Sharpe ratio has a decision theoretic foundation even in the case of asymmetric or fat-tailed excess returns and thus is adequate even for the evaluation of hedge funds, this note provides the first Sharpe ratio based performance analysis of the hedge fund...

This paper introduces a new normal form rationalizability concept, which in reduced normal form games corresponding to generic finite extensive games of perfect information yields the unique backward induction outcome. The basic assumption is that every player trembles "more or less rationally"...

This paper examines strategic trade policy with unilateral intervention under asymmetric information about market demand. In an international Cournot-duopoly, the choice of the domestic country's export subsidy signals the domestic country's private information to the foreign firm. It is shown...