Table 1 Variable and data descriptions.
Variable type | Variable name | Definition | Description |
|---|---|---|---|
Dependent variable | lnRC | Rural resident consumption expenditures | Consumption expenditures of rural residents in logarithmic terms |
lnRSC | Essential consumption | Essential consumption expenditures in logarithmic terms | |
lnRDC | Discretionary consumption | Discretionary consumption expenditures in logarithmic terms | |
Core explanatory variable | lnEPU | Economic policy uncertainty | Economic policy uncertainty index in logarithmic terms |
Mediator variable | SSR | Social security expenditures | Social security expenditures × 100/General budget expenditures |
Control variables | CPI | Consumer price index | Consumer price index/100 |
lnINC | Rural disposable income per capita | Rural disposable income per capita in logarithmic terms | |
URB | Urbanization rate | Urban population/Total population | |
CDR | Child dependency ratio | Population aged 0–14 years/Population aged 15–64 years | |
ODR | Elderly dependency ratio | Population aged 65 years and over/Population aged 15–64 years | |
EDU | Educational attainment | Elementary × 6 + Junior high × 9 + Senior high × 12 + Tertiary and above × 15/Total population aged 6 and above |
