Benchmark Priors Revisited : On Adaptive Shrinkage and the Supermodel Effect in Bayesian Model Averaging /

Default prior choices fixing Zellner's g are predominant in the Bayesian Model Averaging literature, but tend to concentrate posterior mass on a tiny set of models. The paper demonstrates this supermodel effect and proposes to address it by a hyper-g prior, whose data-dependent shrinkage adapts...

Disgrifiad llawn

Manylion Llyfryddiaeth
Prif Awdur: Feldkircher, Martin
Awduron Eraill: Zeugner, Stefan
Fformat: Cylchgrawn
Iaith:English
Cyhoeddwyd: Washington, D.C. : International Monetary Fund, 2009.
Cyfres:IMF Working Papers; Working Paper ; No. 2009/202
Mynediad Ar-lein:Full text available on IMF