Im Zuge der deutschen Wiedervereinigung wurden die formalen Institutionen in West- und Ostdeutschland schnell angeglichen. Dies galt insbesondere auch für die Kapitelmärkte. Nach Einrichtung eines Wertpapierdepots konnten nun auch Ostdeutsche risikobehaftete Wertpapiere unterschiedlichster Art...

The overvaluation hypothesis (Miller 1977) predicts that a) stocks are overvalued in the presence of short selling restrictions and that b) the overvaluation increases in the degree of divergence of opinion. We design an experiment that allows us to test these predictions in the laboratory. The...

Two factors have proven to be strongly relevant for the subprime mortgage crisis. The first is the lack of screening incentives of originators, which had not been anticipated by investors. The second is that investors relied too much on credit ratings. We examine whether investors have learned...

We develop a financial market model with interacting chartists and fundamentalists that embeds the famous bull and bear market model of Huang and Day as a special case. Their model is given by a one-dimensional continuous piecewise-linear map. Our model, on the other hand, is more flexible and...

This paper contains three useful contributions: (1) it collects a new data-set of electronic transaction data on soybean futures from the Dalian Futures Exchange in China that records, not only the usual elements of each transaction (such as price and size) but also identifies broker and...

People often disregard the need for individual savings for old-age although a decreasing rate of birth and an increasing life expectancy make it necessary to save additional money for retirement by using private or occupational pensions. Due to a lack of financial literacy and a variety of...

This paper investigates the role of published stock recommendations in print and online media as investor sentiment in the near-term German stock market. In line with extant literature on other sentiment measures, vector autoregressions reveal that past stock returns drive today's sentiment, but...

In der wirtschaftswissenschaftlichen Literatur wird das ökonomische Potenzial von Immobilienverzehrprodukten vielseitig diskutiert. Obwohl diesen Produkten aus wohlfahrts-theoretischen Gesichtspunkten eine hohe Bedeutung beigemessen wird, zeigt die empirische Evidenz, dass die Nachfrage weit...

We analyze a static partial equilibrium model where the agents are not only heterogeneous in their beliefs about the return on risky assets but also in their attitude to it. While some agents in the economy are subjective utility maximizers others behave ambiguity averse in the sense of Knight...