% o. ?5 p, F9 X这个问题有人已经讨论过了。不过用的是结构方程的进路(也就是一般的Ho:a*b≠0,不过在这里是Ho:a*b*c≠0而已)。请参考:1 j: |; Y7 j2 D) f
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Taylor, A.B., MacKinnon, D.P. & Tein, J. (2008). Tests of the three-path mediated effect. Organizational Research Methods, 11(2), 241-269.+ ]1 l5 g" c5 m; R
4 n& \# f; ^2 p% l4 ~/ m可以參考以下一文: 9 S' ^' U9 S9 [4 G! Z' aCollins, C. J., & Smith, K. G. (2006). Knowledge Exchange and Combination: The Role of Human Resource Practices in the Performance of High-Technology Firms. Academy of Management Journal, 49(3), 544-560. 本帖最后由 leechunhsien 于 2011-9-8 09:44 编辑 ; X- Y) g9 }( n8 f/ n
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