This volume was prepared by Simon Wiederhold during his stay at the Friedrich Schiller University of Jena and at the Duke University in Durham, U.S. It was accepted as a doctoral thesis by the School of Economics and Business Administration at the University of Jena in August 2011. The thesis...

Over a million people in the United States are employed in private security and law enforcement, yet very little is known about the effects of private police on crime. The current study examines the relationship between a privately-funded university police force and crime in a large U.S. city....

Theoretischer Teil -- Konzeptionelle Grundlagen der Untersuchung -- Ableitung eines Bezugsrahmens und Hypothesengewinnung -- Empirischer Teil -- Methodisches Vorgehen zur Überprüfung des Bezugsrahmens -- Quantitative Studie -- Qualitative Studie -- Gegenüberstellung quantitativer und...