臺大管理論叢 NTU Management Review VOL.28 NO.3
59 NTU Management Review Vol. 28 No. 3 Dec. 2018 表 2 樣本敘述性統計量 Panel A 資訊揭露評鑑結果之樣本敘述性統計量 (N = 5,550) 平均數 (mean) 標準差 (stdev) 最小值 (min) 第一四分 位數 (p25) 中位數 (median) 第三四分 位數 (p75) 最大值 (max) AR it 0.099 0.502 -0.791 -0.213 0.020 0.278 2.184 ΔEPS it 0.045 1.881 -5.880 -0.780 0.050 0.870 6.380 P it-1 27.345 29.115 2.790 10.600 17.900 32.500 190.000 INFTR it 0.060 0.766 -2.000 0.000 0.000 1.000 2.000 PredINFTR it 0.060 0.291 -0.630 -0.139 0.058 0.254 0.788 SIZE it 15.428 1.380 12.990 14.428 15.255 16.180 19.661 LEV it 0.415 0.169 0.067 0.286 0.421 0.539 0.801 BETA it 0.874 0.330 0.106 0.646 0.906 1.109 1.597 EPER it 0.240 0.316 -0.492 0.012 0.229 0.472 0.990 EVAR it 0.019 0.014 0.003 0.010 0.015 0.022 0.084 MTB it 1.524 1.020 0.288 0.837 1.251 1.896 5.958 CR it 0.238 0.167 0.006 0.106 0.200 0.339 0.717 VR it 0.294 0.168 0.028 0.161 0.271 0.406 0.751 Panel B 資訊揭露評鑑結果的更動之樣本敘述性統計量 (N = 1,580) mean stdev min p25 median p75 max AR it 0.080 0.486 -0.791 -0.215 0.013 0.262 2.184 ΔEPS it -0.005 1.802 -5.880 -0.805 0.020 0.840 6.380 P it-1 25.595 27.884 2.790 9.990 17.000 30.075 190.000 INFTR it -0.098 0.919 -2.000 -1.000 0.000 1.000 2.000 ΔINFTR it 0.570 0.495 0.000 0.000 1.000 1.000 1.000 SIZE it 15.324 1.311 12.990 14.396 15.172 16.037 19.661 LEV it 0.417 0.170 0.067 0.287 0.422 0.545 0.801 BETA it 0.871 0.304 0.106 0.660 0.911 1.089 1.597 EPER it 0.223 0.317 -0.492 -0.003 0.213 0.462 0.990 EVAR it 0.019 0.014 0.003 0.010 0.016 0.023 0.084 MTB it 1.446 0.955 0.288 0.801 1.202 1.779 5.958 CR it 0.248 0.171 0.006 0.109 0.211 0.351 0.717 VR it 0.296 0.172 0.028 0.156 0.272 0.410 0.751
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