Research on the external performance evaluation of supply chain enterprises based on catastrophe progression method

In recent years, supply chain enterprises´ performance has becoming the common concern of scholars. Supply chain enterprises´ performance includes not only internal performance, but external performance. Under this background, this paper first chooses suitable economic indexes, then, establishes an index system of the external performance evaluation of supply chain enterprises; next, builds an external performance evaluation model by adopting catastrophe progression method of the catastrophe theory; at last, evaluates the external performance of the supply chain enterprises.