Handbook of Management Scales/Supply base reduction

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Supply base reduction (alpha = 0.65)[edit]


The authors identify key constructs related to supply chain management. Based on a systematic instrument develop process, they develop a set of reliable, valid, and unidimensional measurement scales.


  • We rely on a small number of high quality suppliers. (0.57)
  • We maintain close relationship with a limited pool of suppliers. (0.42)



Only two items; relatively low factor loadings.