Table 1.
Descriptive statistics
| Variable | Description | Whole sample | |
|---|---|---|---|
| Mean | Std. Dev | ||
| WTP | Willingness to pay for fresh products reserve | 18.148 | 13.799 |
| The scale of food reserve before COVID-19 | The scale of food reserve before COVID-19 | 3.367 | 2.822 |
| The scale of food reserve during COVID-19 | The scale of food reserve during COVID-19 | 7.374 | 5.695 |
| Female | Female = 1; male = 0 | 0.447 | 0.497 |
| Age | (Respondents’ age > 35) = 1;otherwise = 0 | 0.343 | 0.413 |
| Education level | More than 12 years education = 1; otherwise = 0 | 0.782 | 0.475 |
| Income1 | (Monthly personal income < 4000) = 1; otherwise = 0 | 0.290 | 0.454 |
| Income2 | (4000 ≤ Monthly personal income < 8000) = 1; otherwise = 0 | 0.371 | 0.483 |
| Income3 | (8000 ≤ Monthly personal income) = 1; otherwise = 0 | 0.339 | 0.474 |
| Duration | Perceived duration of the COVID-19 (month) | 2.150 | 1.326 |
| Location | Living in a big city = 1; otherwise = 0 | 0.544 | 0.498 |