When faced with the challenge of forming a portfolio containing a risky and a risk-free asset, investors tend to apply the same portfolio weights independently of the volatility of the risky asset. This “percentage heuristic” can lead to different levels of portfolio risk when the same...

Hier erläutern Finanzwissenschaftler und Professoren/Professorin anhand eines Lebenszyklusmodells wie sparen und entsparen gestaltet werden können. Dabei legen sie theoretischen Überlegungen und Ergebnisse aus Forschung und Wissenschaft zugrunde, die dem Privatanleger die letztendlich...

We experimentally study how presentation formats for return distributions affect investors' diversification choices. We find that sampling returns alleviates correlation neglect and constitutes an effective way to improve financial decisions. When participants get a description of probabilities...

We study the effect of information aggregation on individual investors' risk-taking behavior in two experiments, each having three different treatments. Subjects in the control group were given hypothetical returns for both the risk-free and the risky asset. Subjects in the account group were...

This paper investigates two research questions: Do investors see a relationship between risk attitude and the amount invested risky? Further, do investors adjust their investments if provided with assets with different volatilities? In an experimental study, investors allocate an amount between...

Financial professionals have a great deal of discretion concerning how to relay information about the risk of financial products to their clients. This paper introduces a new risk tool to communicate the risk of investment products and examines how different risk presentation modes influence...