Erdong Chen

Effects of spatial correlation in random parameters collision count-data models

Accident analysis with aggregated data: The random parameters negative binomial panel count data model

Multivariate random parameters collision count data models with spatial heterogeneity

Modeling unobserved heterogeneity using finite mixture random parameters for spatially correlated discrete count data

Analytic methods in accident research: Methodological frontier and future directions

Unobserved heterogeneity and the statistical analysis of highway accident data

Modeling safety of highway work zones with random parameters and random effects models