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3 中国私营矿业公司治理效率测算结果

Table 3 Calculation results of governance efficiency of the private mining companies in China

决策单元 2013年 2014年 2015年 2016年 2017年 年平均值 1 0.5456 0.5622 0.6699 0.6627 0.6275 0.6136 2 0.4274 0.8346 1.0000 0.8641 0.7908 0.7834 3 1.0000 1.0000 1.0000 1.0000 0.8645 0.9729 4 0.9660 0.7871 0.8768 0.6928 0.7910 0.8227 5 1.0000 0.9501 1.0000 1.0000 1.0000 0.9900 6 1.0000 1.0000 0.9091 1.0000 0.8512 0.9521 7 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 8 0.3729 0.5000 0.6250 0.7463 0.5721 0.5633 9 0.5654 0.9261 0.7237 0.9211 0.7641 0.7801 10 1.0000 0.8114 0.8703 0.8622 0.6944 0.8477 11 0.4856 0.7073 0.7236 0.7694 0.5303 0.6433 12 0.4671 0.6429 0.8384 0.6169 0.8268 0.6784 13 0.3621 0.5207 0.4348 0.5946 0.4665 0.4757 14 1.0000 0.9242 1.0000 1.0000 0.6213 0.9091 15 0.4607 0.5761 0.5932 0.5743 0.5364 0.5481 16 0.3656 0.7500 0.7425 0.7543 1.0000 0.7225 17 1.0000 0.8727 0.8306 0.6820 0.6253 0.8021 18 0.7252 0.7531 0.8307 1.0000 0.6435 0.7905 19 1.0000 0.7497 0.7747 1.0000 0.8014 0.8652 20 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 21 0.8922 1.0000 0.9416 0.8021 0.9061 0.9084 22 0.5420 0.6554 0.6392 0.6989 0.6129 0.6297 23 0.7017 0.8436 0.8335 0.8899 0.8534 0.8244 24 0.3575 0.5625 0.5299 0.4856 0.4745 0.4820 25 0.2985 0.5294 0.5716 0.5242 0.6105 0.5069 26 0.3378 0.4091 0.4762 0.5434 0.4714 0.4476 27 0.4651 0.5598 0.5603 0.5243 0.5377 0.5294 28 0.3208 0.4169 0.4167 0.4305 0.3599 0.3890 29 0.2648 0.3000 0.4348 0.4213 0.3839 0.3610 30 0.4353 0.5649 0.6667 0.8124 0.5411 0.6041 31 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 32 0.3197 0.6000 0.7768 0.7402 0.6804 0.6234 33 1.0000 0.8428 1.0000 0.7494 0.6232 0.8431 34 0.5117 0.6262 0.6667 1.0000 0.8356 0.7280 35 0.2267 0.4091 0.4545 0.3662 0.3705 0.3654 36 0.6556 0.8139 0.7168 0.5331 1.0000 0.7439 37 0.7397 0.6249 0.6280 0.9498 0.6151 0.7115 38 0.2608 0.4313 0.3585 0.6105 0.6537 0.4630 39 1.0000 1.0000 1.0000 1.0000 1.0000 1.0000 40 0.8263 1.0000 1.0000 0.9926 0.8974 0.9432 41 0.7650 1.0000 0.8626 0.7402 0.6787 0.8093 42 0.5563 0.5294 0.9091 0.8988 0.7855 0.7358 43 0.6146 0.7600 0.7312 0.7901 0.6849 0.7162 44 0.5854 0.9000 0.7275 0.6572 0.6258 0.6992 45 0.4755 0.5103 0.6094 0.5743 0.6370 0.5613 46 0.4690 0.6538 0.6450 0.5171 0.4065 0.5383 47 0.4562 0.6628 0.5672 1.0000 1.0000 0.7372 48 0.3515 0.3794 0.3846 0.4502 0.3414 0.3814 平均治理效率 0.6286 0.7178 0.7407 0.7592 0.6999 0.7092 最小值 0.2267 0.3000 0.3585 0.3662 0.3414 0.3610