定价机制转型对铁矿石价格波动的影响
尤喆, 成金华, 吴桐, 王然

Influence of pricing mechanism transferring on iron ore price volatility
YOU Zhe, Cheng Jinhua, WU Tong, WANG Ran
表7 非参数检验结果
Table 7 Results of Non-parametric test
(1) (2) (3) (4) (5) (6)
Conventional 0.0849
(0.0704)
-0.044
(0.1064)
0.000238
(0.0981)
0.102
(0.0813)
-0.128
(0.1312)
-0.102
(0.1191)
Bias-corre~d 0.0819
(0.0704)
-0.0792
(0.1064)
-0.0263
(0.0981)
0.101
(0.0813)
-0.151
(0.1312)
-0.119
(0.1191)
Robust 0.0819
(0.0839)
-0.0792
(0.1248)
-0.0263
(0.1146)
0.101
(0.0898)
-0.151
(0.1449)
-0.119
(0.1313)
N 164 164 164 164 164 164