This dissertation comprises four essays in Empirical Industrial Organization. The unifying element of the four papers is the use of modern empirical methods in policy evaluation as well as behavioral economics. Three of the four essays are pure industry case studies of the automobile as well as...

Produktion, Nachfrage und Wettbewerb im Ligensport -- Empirische Untersuchung des Wettbewerbs europäischer Fußballligen -- Einflussfaktoren auf die Konzentration des europäischen Ligenwettbewerbs -- Ansätze für eine Regulierung des europäischen Ligenwettbewerbs.

This thesis covers several aspects of competition economics which are analyzed empirically or experimentally. It can be divided into two parts. Chapters 2 and 3 study how competition outcomes (in contests, respectively consumer markets) are affected by the design of the competitive environment....