In vier Kapiteln beschreibe ich, wie Qualitätssignale die Wahrnehmung der Produkte im Kaufentscheidungsprozess beeinflussen. Aus meinen Ergebnissen leite ich Managementimplikationen und Vorschläge für die weitere Forschung ab. Ich konzentriere mich bei meinen Studien auf die Analyse und den...

In 1978, Roger Koenker and Gilbert Bassett, Jr. introduced a new econometric estimation method and entitled it quantile regression. Since then, many subsequent authors have elaborated and extended the underlying theoretical framework. Other contributions have successfully applied the procedure...

Measuring the contribution of different markets to the price discovery process of a common asset has been the subject of many research studies in the last decade. In particular the newly developed derivatives markets have given rise to an increasing number of empirical studies examining the...

The present thesis extends the economic literature on the enforcement of environmental regulations by empirically analysing the effectiveness of environmental criminal law. It is a shortcoming of the discussion on the merits of criminal sanctions for environmental offenses that the empirical...

Germany has been an immigration country for more than 30 years now, although many politicians claim the opposite and many people in Germany are inclined to agree with their assessment. However, it is the actual experience with immigration, and not what people would like to experience, which...