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A study on three different dimensional facility location problems

Sarkar, Biswajit; Majumder, Arunava - In: Economic Modelling 30 (2013) C, pp. 879-887

In supply chain strategy, designing a network is one of the most important part. This model deals with various dimensional facility location models. Initially, this paper begins with two echelon facility location model of dimension two. Then, it is extended to three dimensional model by adding...

Persistent link: https://www.econbiz.de/10010608258

A production inventory model for deteriorating item with ramp type demand allowing inflation and shortages under fuzziness

Pal, Shilpi; Mahapatra, G.S.; Samanta, G.P. - In: Economic Modelling 46 (2015) C, pp. 334-345

production inventory model for deteriorating items with ramp type demand rate under the effect of inflation and shortages under … individuals. Therefore the inventory model is solved under fuzzy environment to evaluate the optimum solution of the model in …

Persistent link: https://www.econbiz.de/10011208962

A collaborating inventory model in a supply chain

Sana, Shib Sankar - In: Economic Modelling 29 (2012) 5, pp. 2016-2023

The present article investigates an economic order quantity/ economic production quantity model in three-layer (manufacturer, vendor and retailer) supply chain management. In each stage, the products may undergo non-conforming quality items which have less value in the market. This model...

Persistent link: https://www.econbiz.de/10010597491

An improved inventory model with partial backlogging, time varying deterioration and stock-dependent demand

Sarkar, Biswajit; Sarkar, Sumon - In: Economic Modelling 30 (2013) C, pp. 924-932

This paper expands an inventory model for deteriorating items with stock-dependent demand. This model provides time …

Persistent link: https://www.econbiz.de/10010608244

An inventory model with variable demand, component cost and selling price for deteriorating items

Sarkar, Biswajit; Saren, Sharmila; Wee, Hui-Ming - In: Economic Modelling 30 (2013) C, pp. 306-310

In this paper, we develop an economic order quantity (EOQ) model for finite production rate and deteriorating items with time dependent increasing demand. The component cost and the selling price are considered at a continuous rate of time. The objective of this model is to maximize the total...

Persistent link: https://www.econbiz.de/10010608247

Optimal replenishment order for uncertain demand in three layer supply chain

Roy, Arpita; Sana, Shib Sankar; Chaudhuri, Kripasindhu - In: Economic Modelling 29 (2012) 6, pp. 2274-2282

. An expected average cost function of the chain by trading off inventory cost and shortage costs is formulated which is …

Persistent link: https://www.econbiz.de/10010588213

A three layer multi-item production–inventory model for multiple suppliers and retailers

Pal, Brojeswar; Sana, Shib Sankar; Chaudhuri, Kripasindhu - In: Economic Modelling 29 (2012) 6, pp. 2704-2710

The paper deals with a production inventory model for various types of items where multiple suppliers, a manufacturer …

Persistent link: https://www.econbiz.de/10010588221

Multi-item EOQ model while demand is sales price and price break sensitive

Pal, Brojeswar; Sana, Shib Sankar; Chaudhuri, Kripasindhu - In: Economic Modelling 29 (2012) 6, pp. 2283-2288

In this paper, the authors study a multi-item deterministic EOQ (economic order quantity) model for a vendor when the demand rate of the essential commodities decreases quadratically with increasing sales price and increase exponentially with increasing level of price breaks. A price discount is...

Persistent link: https://www.econbiz.de/10010588224

Futures basis, inventory and commodity price volatility: An empirical analysis

Symeonidis, Lazaros; Prokopczuk, Marcel; Brooks, Chris; … - In: Economic Modelling 29 (2012) 6, pp. 2651-2663

We employ a large dataset of physical inventory data on 21 different commodities for the period 1993–2011 to … main issues. First, we analyze the relationship between inventory and the shape of the forward curve. Low (high) inventory … price volatility is a decreasing function of inventory for the majority of commodities in our sample. This effect is more …

Persistent link: https://www.econbiz.de/10010588244

Dilemma of rented warehouse and shelf for inventory systems with displayed stock level dependent demand

Panda, S.; Saha, S.; Goyal, S.K. - In: Economic Modelling 32 (2013) C, pp. 452-462

recent papers a three-component inventory level dependent demand (as displayed stock level (DSL)) has been proposed. It has … been assumed that demand is independent of instantaneous inventory level if inventory is above a certain level in a shelf …. As the demand is independent of instantaneous inventory level, a retailer is always in dilemma whether inventory …

Persistent link: https://www.econbiz.de/10010664421