Table 3.
Direct, indirect and total effects of the sugar-free label on willingness to pay.
| Effect type | Variable | Effect estimate | Std. Err. | Lower CI | Upper CI | p-value |
|---|---|---|---|---|---|---|
| Direct | Sugar-free label | 2.357 | 1.018 | 0.542 | 4.627 | 0.021 |
| Indirect | Sugar-free label | −1.838 | 0.485 | −2.815 | −0.856 | <0.001 |
| Total | Sugar-free label | 0.520 | 1.055 | −1.366 | 2.852 | 0.622 |
| Mediators | Healthiness | 1.281 | 0.323 | 0.722 | 2.018 | <0.001 |
| Sweetness | −0.976 | 0.278 | −1.606 | −0.505 | <0.001 | |
| Tastiness | −1.298 | 0.257 | −1.985 | −0.896 | <0.001 | |
| Familiarity | −2.045 | 0.346 | −2.980 | −1.492 | <0.001 |
All effects are unstandardized (for standardized effects see Supplemental materials).