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Conti, Gabriella; Frühwirth-Schnatter, Sylvia; … - 2014

This paper develops and applies a Bayesian approach to Exploratory Factor Analysis that improves on ad hoc classical approaches. Our framework relies on dedicated factor models and simultaneously determines the number of factors, the allocation of each measurement to a unique factor, and the...

Persistent link: https://www.econbiz.de/10010386488

Causal analysis after Haavelmo

Heckman, James J.; Pinto, Rodrigo - 2013

Haavelmo's seminal 1943 paper is the first rigorous treatment of causality. In it, he distinguished the definition of causal parameters from their identification. He showed that causal parameters are de fined using hypothetical models that assign variation to some of the inputs determining...

Persistent link: https://www.econbiz.de/10010194763

Key players in co-offending networks

Lindquist, Matthew J.; Zenou, Yves - 2014

Persistent link: https://www.econbiz.de/10010367924

Key players in co-offending networks

Lindquist, Matthew J.; Zenou, Yves - 2014

empirical tests of the key player policy in a real world setting. This policy defines a micro-founded strategy for removing the … theoretical predictions of the key player policy with real world outcomes. By focusing on networks for which the key player has … disappeared over time, we show that the theoretical predicted crime reduction is close to what is observed in the real world. We …

Persistent link: https://www.econbiz.de/10010252606