Constant

−3.631^***

−0.171^***

−6.129^***

−0.542^***

(−7.427)

(−3.183)

(−7.97)

(−5.57)

样本数量

2,920

2,920

2,920

2,920

R-squared

0.292

0.161

0.0847

0.2573

Adjusted R2

0.283

0.150