A Fuzzy Multi-criteria Approach for the Quality Assessment of Online Shopping Platforms

The article presents the fuzzy TOPSIS method used to prioritize the criteria contributing to the overall quality of Internet platforms' functioning. The article's primary purpose is to present the fuzzy TOPSIS method applying as an appropriate tool when the respondents' answers were given using an ordinal scale. Thus, the subject of consideration was the presentation of the fuzzy TOPSIS method on the example of primary data obtained during research on assessing the quality of Internet platforms' functioning. Twenty-four qualitative criteria were tested, contributing to the overall quality of Internet platforms' functioning. The method used made it possible to create a ranking of these criteria, indicating which, according to the respondents, are the most important and which play a minor role in determining the level of quality of the online platforms' functioning. In addition, the created ranking of criteria contributing to the overall quality of the functioning of online platforms can be a guideline for managers responsible for online platforms' managing. Proper management of an online platform should take into account the emphasis on increasing the level of quality of its functioning, and the ranking of criteria, which is the effect of the fuzzy TOPSIS method used in this case, is a valuable reference point for managers responsible for online platforms' managing.