In diesem Papier geben wir einen Überblick über den Wettbewerb und die Effizienz im deutschen Bankensektor. Wir nehmen … dabei die Entwicklung in den letzten 15 Jahren in den Blick. Frühere Studien für Deutschland weisen darauf hin, dass das … scheinen Wettbewerb und Effizienz positiv miteinander verbunden. Des weiteren bestanden deutliche Unterschiede zwischen großen …

violated. It is shown that more competition makes the equilibrium signaling more informative when the level of competition is … moderate. Moreover, the equilibrium signaling can perfectly reveal the ability under a certain level of competition. On the … other hand, too much competition always makes the equilibrium signaling less informative. …

between schoolmates, which in turn decreases the overall achievement. A cooperative learning approach may instead emerge when … International Student Assessment (PISA) survey on students' literacy levels. A competitive learning approach has a positive …

this incentive mechanism is reinvigorated after a management change - but only when the team is sufficiently homogenous …. Indeed, we find substantial evidence that coach replacements enhance team performance (only) in homogenous teams. Moreover …