TITLE:
Asymptotic Comparison of Method of Moments Estimators and Maximum Likelihood Estimators of Parameters in Zero-Inflated Poisson Model
AUTHORS:
G. Nanjundan, T. Raveendra Naika
KEYWORDS:
Zero-Inflated Poisson Model; Maximum Likelihood and Moment Estimators; EM Algorithm; Asymptotic Relative Efficiency
JOURNAL NAME:
Applied Mathematics,
Vol.3 No.6,
June
27,
2012
ABSTRACT: This paper discusses the estimation of parameters in the zero-inflated Poisson (ZIP) model by the method of moments. The method of moments estimators (MMEs) are analytically compared with the maximum likelihood estimators (MLEs). The results of a modest simulation study are presented.