Providing a DEA and AHP hybrid model to evaluate contractors’ performance (Case study: Zarand Iranian Steel Co. (ZISCO))

Sarvenaz Heydarpour; Seyyed Hosein Seyyed Esfahani; Behrooz Khorshidvand

Volume 9, Issue 1 , July 2022, Pages 1-10

  Regarding contractors are one of the fundamental features of construction and industrial projects, therefore the selection of contractors is one of the major decisions of managers and decision-makers. This paper uses the multi-criteria decision-making method Analytic Hierarchy Process (AHP) to incorporate ...  Read More

Location-routing in competition environment using game theory

Hasan Hosseini Nasab; Mahdi Tavana Chehartaghi

Volume 9, Issue 1 , July 2022, Pages 11-27

  Competitive advantage in features, number of branches, or location of any company enables it to provide better services to customers than competitors. In this article, the issue of location in a situation where competitors can decide based on competitor conditions to maximize their profits is examined. ...  Read More

Social media target marketing: Use of social networks data to target marketing

Monireh Hosseini; Zohreh Tammimy; Elnaz Galavi

Volume 9, Issue 1 , July 2022, Pages 28-37

  Social networks provide marketing managers and businesses with opportunity to target their customers. By understanding the demographics of users, marketing managers can offer suitable products and services. Although direct questioning can be drawn upon to solicit users’ demographics such as age, ...  Read More

Efficiency evaluation of Iran's railway stations using data envelopment analysis

Seyedeh Ladan Fadaei Foroutan; Shahrooz Bamdad

Volume 9, Issue 1 , July 2022, Pages 38-48

  Railways are considered the efficient transport system that provides the possibility of transportation through a rail network. Railway stations are the major part of the rail transport system and evaluating its performance is of particular importance, since various activities such as passenger transport, ...  Read More

Providing a Lagrangian relaxation algorithm to solve a reliable location- inven-tory model by considering disruption

Somayeh Najafi-Ghobadi; Mahtab Sherafati

Volume 9, Issue 1 , July 2022, Pages 49-62

  Nowadays, supply chains have been facing significant economic forfeitures because of unpredicted disruptions. Furthermore, managers try to design sustainable and reliable supply chains. In this paper, we present an inventory-location model to propound a reliable three echelon supply chain which includes ...  Read More

Hybrid flow shop scheduling and vehicle routing by considering holding costs

Raheleh Moazami Goodarzi; Fardin Ahmadizar; Hiwa Farughi

Volume 9, Issue 1 , July 2022, Pages 63-80

  In this paper, a new model for hybrid flow shop scheduling is presented in which after the production is completed, each job is held in the warehouse until it is sent by the vehicle. Jobs are charged according to the storage time in the warehouse. Then they are delivered to customers by means of routing ...  Read More

A revised model for solving the Cell formation problem and solving by gray wolf optimization algorithm

Neda Nikakhtar; Shahram Saeidi

Volume 9, Issue 1 , July 2022, Pages 81-94

  The Cellular Manufacturing System (CMS) is one of the most efficient systems for production environments with high volume and product variety which takes advantage of group technology. In the cellular production system, similar parts called part families are assigned to a production cell having similar ...  Read More

Improved satisfaction of university faculty by utilizing the Bat metaheuristic algorithm (Case study of the faculty of humanities, Islamic Azad University, Parand Branch)

Alireza Ariyazand; Hamed Soleimani; Farhad Etebari; Esmaeil Mehdizadeh

Volume 9, Issue 1 , July 2022, Pages 95-108

  Scheduling is a vital part of daily life that has been the focus of attention since the 1950s. Knowledge of scheduling is a very important and applicable category in industrial engineering and planning of human life. In the field of education, scheduling, and timetabling for best results in classroom ...  Read More

Designing a post-purchase regret model and determining online business strategies

Sara Salimi; Ali Hajiha; Hamidreza Saeednia; Kambiz Heidarzadeh

Volume 9, Issue 1 , July 2022, Pages 109-119

  The purpose of this study is to design a post-purchase regret model and determine online business strategies. Regret is a state of mind in which the customer is hesitant to buy a product or service. This hesitation can be due to paying a high price for the quality received, comparing the quality of the ...  Read More

Optimal design of a multi-period supply chain network with unreliable elements: A two-stage stochastic programming approach

Alireza Homayounmehr; Taha-Hossein Hejazi

Volume 9, Issue 1 , July 2022, Pages 120-135

  The management and design of supply chain networks in various dimensions are so critical today that managers' decisions significantly impact the configuration and flow of material in the network. Above all, supply chain management intends to reduce costs. The inability to accurately predict certain features, ...  Read More

Application of soft operations research methods in healthcare: A systematic review

Omid Shafaghsorkh; Ashkan Ayough

Volume 9, Issue 1 , July 2022, Pages 136-147

  The purpose of this systematic review is to identify and categorize the application of soft operations research methods in healthcare settings. A systematic review was conducted to identify published papers on the application of soft operations research methods in the healthcare setting, using Google ...  Read More

Evaluation of a bi-objective vehicle routing problem considering time constraints

Ruhollah Ebrahimi Gorji; Hamed Soleimani; Behrouz Afshar-Nadjafi

Volume 9, Issue 1 , July 2022, Pages 148-164

  In today's competitive market, reducing costs and time is one of the most important issues that has occupied the minds of managers and researchers. This issue is especially important in the field of supply chain management and transportation because by reducing time and cost, manufacturers and service ...  Read More