Table 1 Names, definitions, and hypothesized signs of variables used in the models

Dependent variable

Chosen

1 if the alternative is chosen, 0 otherwise

Explanatory product attribute variables

Price ($, cents/km)

3.9, 4.1, 4.3, 4.6, and 4.8 (E0) or

4.2, 4.4, 4.7,4.9, and 5.2 (E10)

Import (%)

10, 33, 50, and 60 imported

Inconvenience (min.)

0, 2, or 5 out of the way

E85

1 if blend is E85, 0 otherwise

Reduce (%)

0, 10, 50, and 73 GHG emission reductions compared with either E10 or E0

Variables interacted with reduce

Potential activist

1 if in the Potential activist cluster, 0 otherwise

Environmental

1 if in the Environmental cluster, 0 otherwise

National interest

1 if in the National interest cluster, 0 otherwise

Neutral

1 if in the Neutral cluster, 0 otherwise (omitted category)