高管任职年限对中国民营矿业企业经营效率的影响研究
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郑明贵,吴萍
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Research on the Impact of Senior Executives’ Tenure on the Operating Efficiency of Private Mining Enterprises in China
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Minggui ZHENG,Ping WU
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表6 高管任职经历丰富度、股权集中度的调节作用分组检验结果
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Table 6 Group test results of the moderating effect of senior executives’ post experience richness and equity concentration
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| 变量 | 高管任职经历丰富度 | 股权集中度 |
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| 低 | 高 | 低 | 高 |
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| SIZE | -0.0007 (-0.12) | 0.00226 (1.36) | -0.0307*** (-3.27) | 0.0371*** (3.33) | | AGE | 0.0197*** (28.84) | -0.0024 (-1.03) | 0.0069*** (2.86) | 0.0088*** (3.12) | | LEV | 0.0006 (1.62) | -0.0008* (-1.93) | 0.0002 (0.61) | -0.0017*** (-3.54) | | HTEN | -0.0934*** (-3.52) | 0.0980** (2.56) | 0.1727*** (4.91) | -0.0815*** (-3.49) | | ATEN | -0.0233*** (-6.55) | -0.0089* (-1.71) | -0.0275*** (-6.04) | -0.0091* (-1.77) | | cons | 0.5690*** (38.21) | 0.6641*** (10.89) | 0.7158*** (11.96) | 0.5870*** (11.89) | | Wald chi2 | 1112.38*** | 20.55*** | 98.89*** | 146.81*** |
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