In three empirical essays, this dissertation investigates changes in consumer behavior during the retirement transition. The data demonstrate that consumers are more likely to change brand and patronage preferences during the transition phase than in periods before and after. Furthermore, the...

Regulation is indispensable for the functioning of financial markets. After a decade of deregulation, financial regulation has come back into the focus of political discussion. This work reviews the effectiveness of existing and need for new regulation in two exemplary empirical studies. The...

Die Entwicklung der Medien zur Industrie und zum gesellschaftlichen Funktionssystem sowie das Aufkommen neuer Medientechnologien verändern auch die Unternehmenskommunikation. Es ist zu fragen, welchen Herausforderungen sich die Unternehmenskommunikation stellen muss und wie neue Medien...