Journal of Applied Econometrics
A Latent Class Poisson Regression Model for Heterogeneous Count Data
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Wedel, Michel, Wayne S. DeSarbo, Jan Roelf Bult, and Venkatram Ramaswamy (1994), "A Latent Class Poisson Regression Model for Heterogeneous Count Data," Journal of Applied Econometrics, 8, 397-411.
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