In spite of Microsoft´s quasi monopoly position in the market for operating systems Linux has succeeded to become a serious competitor of Microsoft Windows. From an economic standpoint this fact raises some puzzles.(...)

This paper develops a proposal for an international multilevel competition policy system, which draws on the insights of the analysis of multilevel systems of institutions. In doing so, it targets to contribute bridging a gap in the current world economic order, i.e. the lack of supranational...

Almost all economic and public choice models assume that all people are exclusively pursuing their own material self-interests and do not care about "social" goals per se. Several (laboratory) experiments address the question of the general validity of this assumption. A consistent conclusion...