This cumulative thesis includes four manuscripts investigating different implications of the internationalization of production. While International Outsourcing attracted huge attention within the last decade, the sector bias of International Outsourcing still provides several gaps for...

With interest groups significantly affecting economic performance (according to Mancur Olson) and a vital interest of governments in economic growth and low unemployment in order to win elections, there should be a link between political business cycles and the evolution of lobbies over time...

Studies on EU enlargement mostly focus on its welfare-economic and much less so on its public-choice dimension. Yet, the latter may be as important as the former when it comes to sustain integration. This paper aims at filling the gap by exploring theoretically and empirically how enlargement of...

The nexus between income and happiness is very much disputed. Many cross-sectional studies see a positive relationship, most longitudinal studies don't. Starting from the fact that the theoretical basis in happiness research has been comparatively weak, we develop a model that identifies...