Leiser, Mirjam StruplerMirjam StruplerLeiserWolter, Stefan CornelisStefan CornelisWolter2024-10-252024-10-252017https://boris-portal.unibe.ch/handle/20.500.12422/158798en300 - Social sciences, sociology & anthropology::330 - EconomicsEmpirical Evidence on the Effectiveness of Social Public Procurement Policy: The Case of the Swiss Apprenticeship Training Systemarticle10.7892/boris.11194110.1111/labr.12089