Comparability of health warnings and car warnings (Theoretical perspective)
| Dimension | Health warning | Environmental warning in car ads | Theoretical basis |
|---|---|---|---|
| Psychological and Behavioural Change Mechanism | Cognitive dissonance motivates individuals to reduce unhealthy behaviours | Cognitive dissonance motivates individuals to reduce high-emission behaviour | Cognitive Dissonance Theory (Festinger, 1957) |
| Risk Perception Model | Direct, internal impact, high perceived risk | Indirect, external impact, low perceived risk | Risk Perception Theory (Slovic, 1987); Self-Reference Effect (Rogers et al., 1977) |
| Dimension | Health warning | Environmental warning in car ads | Theoretical basis |
|---|---|---|---|
| Psychological and Behavioural Change Mechanism | Cognitive dissonance motivates individuals to reduce unhealthy behaviours | Cognitive dissonance motivates individuals to reduce high-emission behaviour | |
| Risk Perception Model | Direct, internal impact, high perceived risk | Indirect, external impact, low perceived risk |