臺大管理論叢 NTU Management Review VOL.30 NO.2

57 NTU Management Review Vol. 30 No. 2 Aug. 2020 係數為 0.0045 ( p 值為 0.19 ),雖未達雙尾的顯著水準,但若以單尾檢視,則已達 邊際顯著水準,主要的實證結果並未因此而有所改變。 綜合上述分析,不論是以 Heckman (1979) 的兩階段估法,或者是傾向分數配對 法來控制 SHARE ( SHARE% ) 自變數的內生性,大致上不影響本文的主要實證結論。 表 7 責任分攤式查核報告與會計師調整數-採傾向配分法配對樣本 | MISSTATE | (N = 1,230) MISSTATE + (N = 481) | MISSTATE – | (N = 720) Coef. p -value Coef. p -value Coef. p -value Intercept -0.0006 0.89 0.0227 0.00 0.0048 0.42 SHARE 0.0013 0.03 0.0012 0.04 0.0011 0.12 BIGN 0.0001 0.87 0.0024 0.00 -0.0012 0.35 TENURE 0.0000 0.97 -0.0005 0.11 0.0000 0.82 LEV 0.0009 0.57 0.0004 0.87 0.0002 0.93 LOSS 0.0003 0.60 0.0011 0.22 -0.0013 0.19 OPNI_D 0.0093 0.14 -0.0167 0.08 0.0284 0.00 ROS -0.0084 0.01 0.0000 1.00 -0.0152 0.01 SIZE 0.0000 0.98 -0.0010 0.02 0.0003 0.30 LN_SUB_NUM 0.0006 0.22 0.0001 0.92 0.0011 0.13 MERGE 0.0023 0.01 0.0013 0.71 0.0017 0.27 BSIZE -0.0007 0.40 -0.0003 0.76 -0.0007 0.54 DUAL -0.0001 0.85 -0.0004 0.51 0.0004 0.58 AC 0.0015 0.45 0.0005 0.86 0.0012 0.44 INDUSTRY DUMMY Included Included Included YEAR DUMMY Included Included Included Adj R-square 0.06 0.19 0.16 F 值 ( p -value) 9.12 <0.0001 10.48 <0.0001 4.52 <0.0001 表 8 責任分攤式查核報告與會計師調整數-採傾向配分法配對樣本 | MISSTATE | (N = 1,230) MISSTATE + (N = 481) | MISSTATE – | (N = 720) Coef. p -value Coef. p -value Coef. p -value Intercept -0.0017 0.71 0.0221 0.00 0.0033 0.57 SHARE% 0.0113 0.00 0.0045 0.19 0.0131 0.01

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