Table 2.
Descriptive statistics of each variable.
| Variable | Variable explanation | Obs. | Mean | SD | Min | Max |
|---|---|---|---|---|---|---|
| Recovery rate | Recovery rate of COVID-19 cases | 188 | 85.0853 | 19.6513 | 0 | 100 |
| Log (increase rate) | Logarithm of the China's masks weight imported by various countries | 188 | 5.8492 | 1.0293 | 3.1664 | 9.9170 |
| Increase rate | Growth rate of China's masks weight imported by various countries | 188 | 720.8164 | 2279.54 | −76.2791 | 20172.34 |
| Increase rate2 | The square of the weight growth rate of masks imported from China by various countries | 188 | 5688238 | 3.79e + 07 | 22.2552 | 4.07e + 08 |
| Log (per GDP) | Logarithm of the GDP per capita | 183 | 8.7562 | 1.4745 | 5.5655 | 12.1575 |
| Infant mortality | Infant mortality in each country | 184 | 21.2544 | 19.4605 | 1.5 | 81 |
| Log (population density) | Logarithm of the population density | 187 | 4.3185 | 1.4865 | −1.9879 | 9.8639 |
| Log (population) | Logarithm of the population | 188 | 15.5836 | 2.2430 | 6.6859 | 21.0355 |
| Education level | Percentage of at least completed high school education | 120 | 51.8516 | 26.8309 | 2.8055 | 97.3998 |
| Collectivism | Collectivism index = 100−individualism index | 106 | 62.5943 | 20.8230 | 9 | 94 |