| CSR premium effect | CSR quality effects |
Gender | Sig. = 0.113 | Sig. = 0.808 |
a = −0.057 | a = −0.009 | |
Highest education | Sig. = 0.028 | Sig. = 0.182 |
a = 0.078 | a = −0.048 | |
Personal income | Sig. = 0.257 | Sig. = 0.656 |
a = 0.048 | a = −0.019 | |
Household income | Sig. = 0.853 | Sig. = 0.292 |
a = 0.853 | a = 0.292 |