Abstract: Viele Indizien aus der Historie der Aktienmärkte weisen auf Ineffizienz hin. Aber warum spielt die Effizienz der Aktienmärkte eine Rolle? Da sie eine zentrale Voraussetzung für hohes volkswirtschaftliches Wachstum darstellt. (Mishkin und Eakins, 2006, S. 3-4)In drei Aufsätzen...

A common joke among economist is: Why has god created meteorologists? To make the forecasts of economist look less bad! At the heart of this joke stands the critique that economic forecasts are notoriously inaccurate. Prediction Markets are an attempt to improve these forecasts by aggregating...

Summary A common joke among economist is: Why has god created meteorologists? To make the forecasts of economist look less bad! At the heart of this joke stands the critique that economic forecasts are notoriously inaccurate. Prediction Markets are an attempt to improve these forecasts by...