Table 2.
Results of principal component analysis
| Explanatory variables | Components | ||||
|---|---|---|---|---|---|
| 1. Over-tourism state | 2. Tourism ecological stress | 3. Tourism supply chain | 4. Tourism architecture style | 5. Tourism export specialization | |
| Tourism intensity | .85 | ||||
| Tourism density | .86 | ||||
| Tourism dependency | .68 | ||||
| Coastal resort stress | .96 | ||||
| Coastal visitor stress | .93 | ||||
| Coastal pollution | .85 | ||||
| Resort density | .89 | ||||
| Airlift | .92 | ||||
| Migrant stock | .81 | ||||
| Cruise intensity | .91 | ||||
| Resort style | .89 | ||||
| Coastal length | .61 | ||||
| Tourism export specialization | .91 | ||||
| Trade openness | .86 | ||||
| Eigenvalue | 7.11 | 2.36 | 2.06 | 1.5 | 1.08 |
| Variance (cumulative %) | 44.5 | 59.3 | 72.1 | 81.5 | 88.2 |
| Internal consistency (Cronbach α) | .71 | .89 | .84 | .73 | .79 |