"This work has been accepted by the Faculty of Economics of the University of Kassel as a thesis for acquiring the academic degree of Doktor der Wirtschafts- und Sozialwissenschaften (Dr. rer. pol.)".
Thesis
Thesis (Doctoral)---University of Kassel, 2008.
Bibliography
Includes bibliographical references and index.
Reproduction
Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries.