Fig 1.
Structure of the nested logit model.
Table 1.
Definitions of variables for the Michigan crash database.
Fig 2.
D2 distribution disaggregated by hazardous action of D1.
(a) driver age, (b) driver gender, (c) vehicle type.
Table 2.
Chi-square tests of the D2 distribution.
Table 3.
IRs of driving cohorts.
Table 4.
The result of multinomial logit model regression.
Table 5.
The result of nested logit model regression.
Table 6.
Comparison of the statistical models.