Table 10.
Hypotheses testing.
| Hypotheses | Results | Testing | |
|---|---|---|---|
| H1 | The impact of food safety events on food-related firms | Proved the significant negative financial impacts of food safety events | Supported |
| H2 | Severity of risk (high/low) | No difference between low/high severity | Not supported |
| H3 | Recall execution (no/yes) | No difference between recall/non-recall | Not supported |
| H4 | Past history (no/yes) | Negative AR/CAR for non-history firms | Supported |
| H5 | Firm size (small/large) | Negative AR/CAR for small firms | Supported |
| H6 | Media attention (high/low) | Negative AR/CAR for high media attention | Supported |