Table 1.
Descriptive statistics for key variables and controls.
Fig 1.
Variance inflation factors for independent variables and controls.
Fig 2.
Mapping political leaning, political leaning strength, and traveling polarization index of counties [34].
a. Political leaning of counties as origins and destinations. b. Political leaning strength of counties as origins and destinations. c. Traveling polarization index of origin counties.
Fig 3.
a. The relationship between political leaning and traveling polarization index.
b. The relationship between political leaning strength and traveling polarization index.
Table 2.
OLS regressions between political leaning, political leaning strength, and traveling polarization index.
Fig 4.
a. Travel network for New York County with a high traveling polarization index and strong political leaning.
b. Travel network for Jefferson County in Kentucky with a low traveling polarization index and weak political leaning.