Multicriteria supplier selection by gray relational analysis: a case study in automotive industry
The goal of selecting supplier could be defined as determining the suppliers which provide necessary things to businesses for their needs. Another words, it is a detailed comparision of the suppliers in terms of measurements which are defined by businesses. These comparisions could be done by using many different methods such as, lineer weighted methods, total cost models, mathematical and statistical models.
In this study supplier performance evaluation problem is examined for a business with its 82 suppliers in automotive sector. The problem handled by gray relations analysis which uses many alternatives to make performance evaluation quickly and efficiently.