经济政策不确定性、投资者情绪与黄金价格波动
郑明贵,彭群婷,陶思敏,刘丽珍

Economic Policy Uncertainty,Investor Sentiment and Gold Price Volatility
Minggui ZHENG,Qunting PENG,Simin TAO,Lizhen LIU
表3 分样本的GARCH-MIDAS模型估计及稳健性检验结果
Table 3 Estimation results of GARCH-MIDAS model by sample and results of robustness test
参数参数值

模型(5)

RV+ dCEPU

模型(6)

RV+dCICSI

模型(7)

RV+dGEPU

μ0.1121*0.1000*0.0473
α0.1942***0.1545***0.1268***
β0.8168***0.8435***0.8795***
γ-0.1348**-0.1096***-0.0916***
m1.1908***0.9516***0.9027***
θ10.0050***0.0048***0.0055***
ω121.8622***1.0000*4.5356***
θ2-0.0245***0.5084***-0.0108*
ω221.5658***1.8491***13.9273***