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Is an assumption of bounded rationality needed to explain Social Security and other mandatory pension plans? In this … by behavioral economics. This methodology does not deviate from the neoclassical assumption of rationality but only …
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Zuweilen wird die Meinung vertreten, dass es Investoren um jeden Preis vermeiden sollten, Steuern zu zahlen. Im Rahmen eines einfachen Portfoliomodells mit Steuern wird untersucht, ob Steuervermeidung tatsächlich auf μ-σ2-effiziente Lösungen führt. Für vier verschiedene Konzepte der...
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We show how to conduct asymptotically valid tests of model comparison when the extent of model mispricing is gauged by the squared Sharpe ratio improvement measure. This is equivalent to ranking models on their maximum Sharpe ratios, effectively extending the GRS test to accommodate comparison...
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