Tiered Data Envelopment as method for clustering suppliers
Imre Dobos
Abstract:Effective supplier management requires continuous monitoring of the performance and capabilities of one’s supplier base. Although the literature often focuses on ranking, it has lately become increasingly important to group suppliers according to their capabilities. In this paper, we compare two clustering methods. The application of Cluster Analysis (CA) has been widely discussed in the literature. Tiered Data Envelopment Analysis (TDEA) is also well-known in the decision-making literature, but is nonetheless… Show more
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