Earning forecasts disclosed by financial analysts are known to be overly optimistic. Since an investor relies on their expertise, the question arises whether he would take analyst recommendations at face value or instead structure consultation with differently upward-biased analysts in a way...

Over the last decades passive investment products have continuously increased in importance. The efficiency of financial markets is often identified as the main reason for this development. We propose a theoretical framework which reverses the causality by showing that market efficiency might...

We study the implications of predictability on the optimal asset allocation of ambiguity-averse long-term investors and analyze the term structure of the multivariate risk-return trade-off considering parameter uncertainty. We calibrate the model to real returns of US stocks, long-term bonds,...