Prospect Theory is the most prominent contender of expected utility theory to describe decisions under risk. In atemporal contexts, prospect theory is well understood. In intertemporal contexts, however, it is not clear how prospect theory should be applied (in particular, whether probabilities...

Etwa die Hälfte aller Projekte scheitern in der Praxis, viele überschreiten den Termin- und Kostenrahmen deutlich. Dieses essential zeigt in sechs Schritten eine Projektmanagement-Methode auf, mit der sich dies stark verbessern lässt. Es betrachtet Kosten, Termine und Reifegrad und erklärt...

By now there are hundreds of scientific articles on experimental asset markets. Almost all of these experiments use a short and definite horizon. This may be one of the starkest differences to financial asset markets outside the laboratory, which usually have indefinite and comparatively long...

We develop an algorithm that incorporates network information into regression settings. It simultaneously estimates the covariate coefficients and the signs of the network connections (i.e. whether the connections are of an activating or of a repressing type). For the coefficient estimation...

Power index research has been a very active field over the past few decades. Will this continue or have all important questions been solved? We argue that there are still many opportunities to conduct useful research with and on power indices. Positive and normative questions remain, calling for...

By now there are hundreds of scientific articles on experimental asset markets. Almost all of these experiments use a short and definite horizon. This may be one of the starkest differences to financial asset markets outside the laboratory, which usually have indefinite and comparatively long...

The expansive monetary policy conducted by the ECB in the past few years involves risks. However, the typical criticisms of the ECB are unjustified. The euro area would even be well advised to provide the ECB with rule-based monetization of public debt as additional policy instrument