Robust inference on parameters via particle filters and sandwich covariance matrices.

Likelihood based estimation of the parameters of state space models can be carried out via a particle filter. In this paper we show how to make valid inference on such parameters when the model is incorrect. In particular we develop a simulation strategy for computing sandwich covariance matrices...

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Bibliographic Details
Main Authors: Shephard, N, Doucet, A
Format: Working paper
Language:English
Published: Department of Economics (University of Oxford) 2012