Decision support technology for a seller on a marketplace in a competitive environment

This article deals with the problem of improving effectiveness a marketplace. The stakeholders marketplace are buyers and sellers. objects aggregate homogeneous products. trading platform, which can be characterized by number transactions made, will depend on how sufficiently sellers put up offers. paper looks at mathematical models to support decision-making seller in making such Focusing not only buyer demand but also presence competitors site is distinguishing feature models. To describe competition, apparatus game theory offered, namely normal form bimatrix model two players: – customer service coalition other match offer demand, as well find probability transaction, fuzzy set aggregation using Choquet integral used.