Likelihood analysis of a first order autoregressive model with exponential innovations

This paper derives the exact distribution of the maximum likelihood estimator of a first-order linear autoregression with an exponential disturbance term. We also show that, even if the process is stationary, the estimator is T-consistent, where T is the sample size. In the unit root case, the estim...

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Bibliographic Details
Main Authors: Nielsen, B, Shephard, N
Format: Journal article
Language:English
Published: Blackwell Publishing 2003
Subjects: