股权集中度与中国私营矿业公司治理效率

郑明贵,曾健林

Equity Concentration and Corporate Governance Efficiency of Private Mining Companies in China

Minggui ZHENG,Jianlin ZENG

表5 门槛估计值及置信区间

Table 5 Threshold estimate and confidence interval

门槛变量	门槛值	估计值	95%置信区间
STRUC	$γ_{1}$	0.2973	[0.1873，0.3360]
STRUC	$γ_{2}$	0.4606	[0.4606，0.4606]