A flexible discrete density random parameters model for count data: embracing unobserved heterogeneity in highway safety analysis
Analysis of accident injury-severity outcomes: the zero-inflated hierarchical ordered probit model with correlated disturbances
Evaluating temporal variability of exogenous variable impacts over 25 years: an application of scaled generalized ordered logit model for driver injury severity
Exploring driver injury severity patterns and causes in low visibility related single-vehicle crashes using a finite mixture random parameters model
Investigating varying effect of road-level factors on crash frequency across regions: a Bayesian hierarchical random parameter modeling approach
Non-decreasing threshold variances in mixed generalized ordered response models: a negative correlations approach to variance reduction