| Coef. | St.Err. | t-value | p-value | [95% Conf | Interval] | Sig | |||
| 老年抚养比odr | 0.009 | 0.006 | 1.43 | 0.164 | −0.004 | 0.022 | 
 | ||
| 社会保障负担fr | 0.413 | 0.692 | 0.60 | 0.555 | −0.999 | 1.826 | 
 | ||
| 政府规模gs | −0.102 | 0.106 | −0.96 | 0.345 | −0.319 | 0.115 | 
 | ||
| 基金可持续能力fs | −0.546 | 0.101 | −5.43 | 0 | −0.751 | −0.34 | *** | ||
| 生产总值对数lngdp | −0.306 | 0.109 | −2.81 | 0.009 | −0.528 | −0.084 | *** | ||
| 人均可支配收入对数lnpi | 0.284 | 0.118 | 2.42 | 0.022 | 0.044 | 0.524 | ** | ||
| 市场化market | 0.022 | 0.012 | 1.89 | 0.069 | −0.002 | 0.045 | * | ||
| 城市化city | 0.97 | 0.602 | 1.61 | 0.117 | −0.258 | 2.199 | 
 | ||
| Constant | 0.419 | 0.66 | 0.64 | 0.53 | −0.928 | 1.766 | * | ||
| Mean dependent var | 0.789 | SD dependent var | 0.130 | ||||||
| R-squared | 0.660 | Number of obs | 248 | ||||||
| F-test | 84.744 | Prob > F | 0.000 | ||||||
| Akaike crit. (AIC) | −706.252 | Bayesian crit. (BIC) | −678.144 | ||||||