The use of underground spaces can lead to increased land productivity in cities. This paper addresses the issue of which of the four commercial, warehouse, public parking and passageways (two-floor streets) are optimal if we want to use the spaces below the streets of the city. Therefore, the selected 21 main street of districts 5 and 6 of Isfahan were selected as problem options. Using 2013 da...

In this study, a vendor-managed inventory model is developed for a single-vendor multiple-retailer single-warehouse (SV-MR-SV) supply chain problem based on the economic order quantity in which demands are stochastic and follow a uniform probability distribution. In order to reduce holding costs and to help balanced on-hand inventory cost between the vendor and the retailers, it is assumed that...