Fazekas, Mihály; Tóth, Bence; Wachs, Johannes & Abdou, Aly (2026). Public procurement cartels: A large-sample testing of screens using machine learning. International Journal of Industrial Organization. 104.
Due to the high budgetary costs of public procurement cartels, it is crucial to measure and understand them. The literature developed screens that work well for selected cartel types and with high quality data, but it didn’t produce generalisable knowledge supporting policy and law enforcement on typically available datasets. We simultaneously measure multiple …