Verein für Socialpolitik (German Economic Association)
CEPR Area Incentives, Management, and Organizations
NBER Working Group Organizational Economics
Lectures in the Economics of Organizations and Human Ressources
Society for Institutional and Organizational Economics
Annual Organizational Economics Workshop at the University of Sydney
World Management Survey Empirical Management Conference
Berkeley--Paris Organizational Economics Workshop
Colloquium on Personnel Economics (COPE)
German Economic Association of Business Administration (GEABA)