Introduction. Optimization can be applied in developing profitability management tools for a cloud service broker working according to certain business model. On behalf of the managing telecommunications holding company (telecommunications operator), this integrates, aggregates and configures software data storage services third-party Internet vendors. Such receives only fixed commissions from ...

DEA Classic models cannot be used for inaccurate and indeterminate data, and it is supposed that the data for all inputs and outputs are accurate and determinate. However, in real life situations uncertainty is more common. This article attempts to get the common weights for Decision-Making Units by developing DEA multi-objective models in the grey environment. First, we compute the privilege o...