Diese Dissertationsschrift hat die in der Praxis beliebte Unternehmensbewertung mit Multiplikatoren börsennotierter Vergleichsunternehmen zum Gegenstand. Um wissenschaftlicher Kritik an Ermessensspielräumen der Methode entgegenzutreten, werden <<intrinsische Multiplikatoren> vorgestellt, die eine Verknüpfung mit...</<intrinsische>

We study price pressures, i.e., deviations from the efficient price due to risk-averse intermediaries supplying liquidity to asynchronously arriving investors. Empirically, New York Stock Exchange intermediary data reveals economically large price pressures, 0.49% on average with a half life of...

We discover that letting agents pairwise sequentially exchange at "wrong" prices has a robust effect on prices at convergence. If the initial relative price for a good is cheaper than the equilibrium walrasian price due to initial endowments, the initial excess demand effect pushes resource...

Order flow in equity markets is remarkably persistent in the sense that order signs (to buy or sell) are positively autocorrelated out to time lags of tens of thousands of orders, corresponding to many days. Two possible explanations are herding, corresponding to positive correlation in the...

This paper provides a model which helps explain the variability of stock liquidity premium. I model liquidity as a time-varying price impact and include both permanent as well as temporary price impact. Liquidity premium is defined as an additional return that stock should yield to compensate an...

We investigate traders’ behaviour in an experimental asset market where uninformed agents cannot be sure about the presence of insiders. In this framework we compare two trading institutions: the continuous double auction and the call market. The purpose of this comparison is to test which of...

We study empirically how competition among high-frequency traders (HFTs) affects their trading behavior and market quality. Our analysis exploits a unique dataset, which allows us to compare environments with and without high-frequency competition, and contains an exogenous event - a tick size...