Online ratings play an important role in many markets. However, how fast they can reveal seller types remains unclear. To study this question, we propose a new model in which a buyer learns about the seller’s type from previous ratings and her own experience and rates the seller if she learns...

""Cartel Damages" represents a comprehensive practical guide on the law, economics, and measurement of cartel damages under UK and European competition laws. It draws together the most recent research on cartels, economic analysis, empirical techniques, case law, and legislation to examine how...

Die Zahl der Freelancer hat in den letzten Jahren insbesondere in der IT-Branche und in der Medienbranche deutlich zugenommen. Damit verbunden sind Hinweise darauf, dass die spezifischen Rahmenbedingungen dieser Beschäftigungsform Konsequenzen für die Work-Life-Balance der Freelancer haben....

Theorie und Unternehmenspraxis weisen auf die hohe Relevanz des Humankapitals für den Unternehmenserfolg hin. Investitionen in die Ressource Mensch werden im Jahresabschluss allerdings mit wenigen Ausnahmen als Aufwendungen erfasst. Das Humankapital ist somit nicht als Vermögensgegenstand in...

Using PIRLS 2001 and PISA 2003 data for Germany, this paper examines whether secondgeneration immigrants and girls are graded worse in math than comparable natives and boys, respectively. Once all grading-relevant characteristics, namely math skills and oral participation, are accounted for,...

Through a survey, economic value estimates were obtained on 962 inventions made in the United States and Germany and on which German patent renewal fees were paid to full-term expiration in 1995. A search of subsequent U.S. and German patents yielded a count of citations to those patents....

We explore the tail of patented invention value distributions by using value estimates obtained directly from patent holders. The paper focuses on those full-term German patents of the application year 1977 which were held by West German and U.S. residents. The most valuable patents in our data...