Comparison of quality for products (supplies and goods) is extremely important for manufacturers and consumers. Based on correct comparisons, manufacturers and consumers can nd better suppliers to cooperate and better ...

The majority of the researches in the integrated vendor-buyer inventory problem assume that the shipments are equal. In this paper, shipments are considered to be non-equal. Both demand and delivery times are also assumed ...

In this paper, a bi-objective mathematical model is presented to optimize supply chain network with location-inventory decisions for perishable items. The goals are to minimize total cost of system including transportation ...

Supply chain sustainability, with economic, environment and social values, has gained attention in both academia and industry. For deteriorating and seasonal products, like fresh produce, the issue of timely supply and ...

Project portfolio selection is an important problem for having an e cient and e ective project management. This paper proposes a new framework to identify the optimal project portfolio. First, the in uencing criteria are ...