We develop an asset market participation model in which investors base their market entry decisions on the momentum, value and risk of the market. Despite our behavioral framework, the model’s fundamental steady state is characterized by standard present-value relations between expected future...

This paper studies “attention cascade” in a delegated portfolio management setting. Empirically, “attention cascades” refer to two types of (related) cascade. First, investors would pay more attention to the mutual funds that hold more stocks which have grabbed the investors' attention....

Markowitz (1952) hat gezeigt, dass es für risikoaverse Wirtschaftssubjekte sinnvoll ist, das Vermögen auf verschiedene Anlageinstrumente zu verteilen. Doch erweist sich in der Praxis, dass Wirtschaftssubjekte häufig nicht-optimal diversifizierte Portfolios halten. Es gibt viele mögliche...

We theoretically show that there is a fundamental disconnect between the disposition effect, i.e., investors’ tendency to sell winning assets too early and losing assets too late, and its common empirical measure, namely a positive difference between the proportion of gains and losses...