Table 2.
Examples of cards with different levels of attributes in the choice experiment.
| Attributes | Alternatives | ||
|---|---|---|---|
| Card 1 | Card 2 | Card 3 | |
| Rest area | (Level 1) Outdoor bench |
(Level 3) Indoor rest area |
(Level 1) Outdoor bench |
| Restrooms and facilities | (Level 1) Not improved |
(Level 3) Improvement in both |
(Level 2) Improvement in women’s only |
| Children’s vehicles | (Level 2) Mobile vehicles |
(Level 1) None |
(Level 3) Mobile vehicles and play-type vehicles |
| Specialized courses for young children |
(Level 3) Specialized course |
(Level 3) Specialized course |
(Level 3) Specialized course |
| Entrance fee | 2000 KRW | 3000 KRW | 4000 KRW |