Table 1 Descriptive statistics of variables
Variable | Description | Mean | STD | |
|---|---|---|---|---|
Elderly support expenditure | lnsfes | The logarithm of expenditure on dependent elders | 3.1410 | 3.7937 |
Daily consumption ratio | con | Daily consumption expenses / total household expenditure | 0.6580 | 0.2364 |
Core consumption ratio | ccr | Core consumption expenses / total household expenditure | 0.2505 | 0.2238 |
Marginal consumption ratio | mcr | Marginal consumption expenses / total household expenditure | 0.0647 | 0.1451 |
The average annual income per family | lnpcai | The logarithm of total household income / total population | 8.859 | 2.0899 |
The burden of supporting dependent elders | pod | Expenditure on dependent elders / Total family expenditure | 0.0265 | 0.0567 |
Number of elderly people | old | Number of elders over 60 years old | 1.1238 | 1.2607 |
Family scale | scale | The total population of the family living together | 4.2918 | 1.7454 |
Gender | gen | Male = 1, female = 0 | 0.4375 | 0.4960 |
Real estate | house | The number of household-owned real estate | 1.135 | 0.6222 |
Marriage | mar | Married = 1, unmarried = 0 | 0.8969 | 0.4345 |
Years of education | edu | No school experience = 0, primary school = 6, junior middle school = 9, high school/secondary school/vocational high school = 12, college = 15, undergraduate = 16, and graduate student = 19 | 10.403 | 3.9505 |
Age | age | Age (years) | 43.510 | 10.306 |