Multiple Hurdle Tobit Models
broom's methods
Methods for mhurdle fitted objects
Estimation of limited dependent variable models
prediction methods
Objects exported from other packages
R squared and pseudo R squared
sandwich and nonnest2's methods
Vuoung test for non-nested models
Estimation of models with dependent variable left-censored at zero. Null values may be caused by a selection process Cragg (1971) <doi:10.2307/1909582>, insufficient resources Tobin (1958) <doi:10.2307/1907382>, or infrequency of purchase Deaton and Irish (1984) <doi:10.1016/0047-2727(84)90067-7>.