Deutsche Börse AG plans to introduce a system (Xetra Best) allowing brokers and brokerdealers to internalize the orders of retail customers. Further, Xetra Best supports payment for order flow arrangements. Both internalization and payment for order flow may be detrimental to market quality....

In this paper we consider the dynamics of spot and futures prices in the presence of arbitrage. We propose a partially linear error correction model where the adjustment coefficient is allowed to depend non-linearly on the lagged price difference. We estimate our model using data on the DAX...

Until October 2004 corporate insiders in Germany were required to report trades in the shares of their firm 'without delay'. In practice substantial reporting delays were common. We show that the delays are systematically related to the characteristics of the firm. Delays are longer in...

We reconsider the issue of price discovery in spot and futures markets. We use a threshold error correction model to allow for arbitrage operations to have an impact on the return dynamics. We estimate the model using quote midpoints, and we modify the model to account for time-varying...

Recent empirical research suggests that measures of investor sentiment have predictive power for future stock returns over the intermediate and long term. Given the widespread publication of sentiment indicators, smart investors should trade on the information conveyed by such indicators and...

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...

Mit dem umstrittenen Urteil des Bundesgerichtshofs im Frosta-Fall kam es im Oktober 2013 zu einer drastischen Änderung der Regeln für ein Delisting. Die bis dahin durch höchstrichterliche Rechtsprechung vorgeschriebene Zustimmung durch die Hauptversammlung sowie der Entschädigungsanspruch...

Lecture on the first SFB/TR 15 meeting, Gummersbach, July, 18 - 20, 2004: We develop a model of limit order trading in which some traders have better information on future price volatility. As limit orders have option-like features, this information is valuable for limit order traders. We solve...

This paper presents the most extensive analysis of liquidity in the German equity market so far. We examine the evolution of liquidity over time, the determinants of liquidity, and commonality across liquidity measures and countries. We make use of a new publicly available dataset, the Market...