Diese Arbeit wurde mit dem Hochschulpreis des Deutschen Aktieninstituts (1. Preis) ausgezeichnet. Die Jury würdigte besonders die hohe Praxisrelevanz der Arbeit sowie die ausführlichen statistischen Analysen. Seit 1998 können deutsche Aktiengesellschaften den Erwerb eigener Aktien als...

This book is about the joint dynamics of stock returns and trading volume. We propose a dynamic equilibrium model in which agents have rational expectations and are heterogeneous in their investment opportunity. The dynamics of stock returns and trading volume implied by the model can explain...

Although stock splits seem to be a purely cosmetic event, there exists ample empirical evidence from the United States that stock splits are associated with abnormal returns on both the announcement and the execution day, and additionally with an increase in variance following the ex-day. This...