Economists have a long tradition in identifying the evolution of cooperation in large, unstructured societies as a puzzle. We suggest a new explanation for cooperation which avoids restrictions of most previous attempts. Our explanation deals with the role of internalized norms for cooperation...

Mit der Implementierung des Bestellerprinzips - wer den Makler beauftragt, muss ihn auch bezahlen - hat der Gesetzgeber einen Wechsel der Zahllast für die Courtage vom Mieter zum Vermieter vorgenommen. Ob die intendierte Entlastung der Mieter gelingt, hängt maßgeblich vom Grad der...

Although both in US antitrust and European competition law there is a clear evolution to a much broader application of "rule of reason" (instead of per-se rules), there is also an increasing awareness of the problems of a case-by-case approach. The "error costs approach" (minimizing the sum of...