Economists in the public are accused of propagating highly professional, but unrealistic theories that mislead market agents and policy makers to place too much confidence in rational behaviour and market equilibrium. The paper analyses to what extent the US banking crisis and the euro crisis...

Introduction -- Efficient markets and central banks? -- Money, banks and central banks -- Stable and unstable markets -- Deceiving the diligent -- On (central bank) governors -- Minsky meets Mandelbrot -- Beyond the efficient market fallacy -- Concluding remarks

Der Lehman-Pleite im Herbst 2008 gingen bereits 2007 Turbulenzen am Geldmarkt voraus. Die EZB hat darauf und auf die immer wiederkehrende Panik an den Finanzmärkten besonnen reagiert. Allerdings wird es schwieriger, die Entwicklungen einzuschätzen, denn das Verhalten der Finanzmärkte lässt...

Today we live in a post-truth and highly digitalized era characterized by a flow of (mis-) information around the world. Identifying the impact of this information on stock markets and forecasting stock returns and volatilities has become a much more difficult task, perhaps almost impossible....