Omega

1973 - 2025

Current editor(s): B. Lev

From Elsevier
Bibliographic data for series maintained by Catherine Liu ().

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Volume 131, issue C, 2025

An integrated approach for lot-sizing and storage assignment

Gislaine Mara Melega, Chi Xu, Raf Jans and Julie Paquette

Home-based care and center-based care: From being alternatives to being synergistic. Optimization models to support flexible care delivery

Paola Cappanera, Filippo Visintin and Sara Vannelli

Integrated train timetable with supply–demand interactions at the Chinese high-speed railway

Jiawei Yuan, Yuan Gao, Jiannan Ke and Lin Yang

Embracing market dynamics in the post-COVID era: A data-driven analysis of investor sentiment and behavioral characteristics in stock index futures returns

Jie Gao, Chunguo Fan, Ting Liu, Xiuran Bai, Wenyong Li and Huimin Tan

Risk-based shelter network design in flood-prone areas: An application to Haiti

Maedeh Sharbaf, Valérie Bélanger, Marilène Cherkesly, Marie-Ève Rancourt and Giovanni Michele Toglia

Brands’ Livestream Selling with Influencers’ Converting Fans into Consumers

Baozhuang Niu, Yuyang Chen, Jianhua Zhang, Kanglin Chen and Yong Jin

Strategic expansion of freight transportation hub networks under demand uncertainty

Hao Li, Gita Taherkhani, Sibel A. Alumur and Mike Hewitt

An online review-driven two-stage hotel recommendation model considering customers’ risk attitudes and personalized preferences

Zhongmin Pu, Zeshui Xu, Chenxi Zhang, Xiao-Jun Zeng and Weidong Gan

Optimal dispatch schedule for the coordinated hydro-wind-photovoltaic system with non-priority output utilizing combined meta-heuristic

Lu Gan, Qian Xiong, Xiuyun Chen, Zhiyi Lin and Wen Jiang

Designing a sustainable delivery network with parcel locker systems as collection and transfer points

Pinar Ozyavas, Paul Buijs, Evrim Ursavas and Ruud Teunter

Design of Blockchain and Strategic Financing Service under the Platform Economy

Jianghua Wu, Xin Wang and Yuhong He

Deliberate shortage in live-streaming commerce

Kaili Li, Song Yao, Yongjian Li, Fangcheng Tang and Zhongbin Wang

From investigation of expressiveness and robustness to a comprehensive value-based framework for multiple criteria sorting problems

Miłosz Kadziński, Michał Wójcik and Mohammad Ghaderi

Managing strategic inventories in a three-echelon supply chain of durable goods

Jin Li, Yanan Chen, Yi Liao, Victor Shi and Haixia Zhang

Carbon footprint reduction in an e-commerce market: impacts of logistics service sharing

Xuelian Qin, Zhixue Liu, Zhi Yang and Lin Tian

Adjustable robust optimization approach for SVM under uncertainty

F. Hooshmand, F. Seilsepour and S.A. MirHassani

A three-stage prediction model for firm default risk: An integration of text sentiment analysis

Xuejiao Ma, Tianqi Che and Qichuan Jiang

Finding robustly fair solutions in resource allocation

Özlem Karsu, İzzet Egemen Elver and Tuna Arda Kınık

On the bullwhip behaviour of a hybrid manufacturing and remanufacturing system under autocorrelated demand and returns

Yan Lu, Junyi Lin, Shupeng Huang and Jianghang Chen

Brand extension strategy in the presence of carbon tax regulation policy and social influence

Pin Zhou, He Xu, Xu Liu and Dan Gao

Routing and charging scheduling for the electric carsharing system with mobile charging vehicles

Li Zhang, Tingting Chen, Baozhen Yao, Bin Yu and Yunpeng Wang

Live streaming channel and product assortment with both national and store brand products

Qiuyan Chen, Xin Yan, Yiwen Bian and Xiaohua Han

Dynamic allocation of display advertising impressions in dual sales channels

Yuxuan Zhao, Xiangyong Li and Lan Luo

Accurate preference-based method to obtain the deterministically optimal and satisfactory fairness-efficiency trade-off

Liming Yao, Zerui Su and Hao-Jun Lu

Elevating the corporate social responsibility level: A media supervision mechanism based on the Stackelberg-Evolutionary game model

Yanru Sun, Hao Sun, Panfei Sun, Xuanzhu Jin and Yimei Yang

Decomposition of quality changes: Focusing on subjective quality of life

Zhui-Liang Huang and Shiuh-Nan Hwang

Managing supply disruptions for risk-averse buyers: Diversified sourcing vs. disruption prevention

Meng Wu, Jiawei Zhang and Xin Chen

Effect of counterfeits and fake reviews in markets for credence goods

Yongqin Lei, Fredrik Ødegaard and Hubert Pun

Integrating machine learning models to learn potentially non-monotonic preferences for multi-criteria sorting from large-scale assignment examples

Zhuolin Li, Zhen Zhang and Witold Pedrycz

The role of hubs and economies of scale in network expansion

Fran Setiawan, Tolga Bektaş and Çağatay Iris

Multi-stage resource leveling problem with self-operation and outsourcing cooperation in sharing logistics

Xiaofeng Xu, Yangyang He, Min Liu, Peng Qi and Lean Yu

My experience as OMEGA EiC

Benjamin Lev

Evolutive multi-attribute decision making with online consumer reviews

Xiaodan Liu, Peijia Ren, Zeshui Xu and Wanyi Xie

Economically viable reshoring of supply chains under ripple effect

Tadeusz Sawik

Pre-occurrence location-allocation-configuration of maritime emergency resources considering shipborne unmanned aerial vehicle (UAV)

Yuzhen Hu, Min Wang, Xinghai Guo and Valery F. Lukinykh

Volume 130, issue C, 2025

How to achieve targeted advertising with the e-commerce platform’s membership system?

Li Hu, Weiyi Zhang, Shaofu Du and Xiahui Sun

An optimization model for determining cost-efficient maintenance policies for multi-component systems with economic and structural dependencies

Jussi Leppinen, Antti Punkka, Tommi Ekholm and Ahti Salo

Two-echelon collaborative many-to-many pickup and delivery problem for agricultural wholesale markets with workload balance

Jian Li, Lu Cang, Yisheng Wu and Zhaotong Zhang

A multi-objective lot sizing procurement model for multi-period cold chain management including supplier and carrier selection

Yong Wang, Weixin Sun, Mohammad Zoynul Abedin, Petr Hajek and Wenting Xue

As a service or a product? A comparison of electric vehicle battery supply models

Xiaoyang Zhou, Bowen Pang and Runyu Tang

The role of energy consumption in robotic mobile fulfillment systems: Performance evaluation and operating policies with dynamic priority

Wanying Chen, Peng Wu, Yeming Gong, Zhengmin Zhang and Kun Wang

The impact of green innovations on firm’s sustainable operations: Process innovation and recycling innovation

Shan Liu, Jiayi Joey Yu and Tianjun Feng

Does ESG protect firms equally during crises? The role of supply chain concentration

Na Li, Guo Li and Jing Xue

Optimal allocation and route design for station-based drone inspection of large-scale facilities

Lei Cai, Jiliu Li, Kai Wang, Zhixing Luo and Hu Qin

Hotel recommendation mechanism based on online reviews considering multi-attribute cooperative and interactive characteristics

Chonghui Zhang, Xinru Cheng, Kai Li and Bo Li

Determining the equilibrium efficient frontier by proportional frontier shifting for data envelopment analysis with fixed-sum outputs

Weijiao Wang, Fei Xu, Junfei Chu, Yanhua Dong and Zhe Yuan

A comparative study on precision of direct evaluations, the Pairwise Comparisons Method and the Best-Worst Method

Bice Cavallo and Alessio Ishizaka

An assessment of the prominence and total engagement metrics for ranking interdependent attributes in DEMATEL and WINGS

Alireza Shamekhi Amiri, S. Ali Torabi and Madjid Tavana

Volume 129, issue C, 2024

Integrating confidence and preservation of information in the preference elicitation process: A lexicographic order approach for inconsistent judgments

Alexandre Ricardo, José Rui Figueira and Luís Valadares Tavares

Knowledge flows in Data Envelopment Analysis. The role of peer effects

Nikos Chatzistamoulou, Kostantinos Kounetas and Kostas Tsekouras

Capacitated Mobile Facility Location Problem with Mobile Demand: Efficient Relief Aid Provision to En Route Refugees

Amirreza Pashapour, Dilek Günneç, F. Sibel Salman and Eda Yücel

Scheduling for additive manufacturing with two-dimensional packing and incompatible items

Benedikt Zipfel, M’Hallah, Rym and Udo Buscher

Co-creation in a duopoly considering the effect of product return

Rui Yang, Lin Feng, Jianxiong Zhang and Xiangqian Li

Data-driven prioritization strategies for inventory rebalancing in bike-sharing systems

Maria Clara Martins Silva, Daniel Aloise and Sanjay Dominik Jena

How groups manage conflict when using model-driven decision support: An epistemic motivation lens

Ayşegül Engin, L. Alberto Franco and Etiënne A.J.A. Rouwette

Unravelling the carbon emissions compliance in sustainable supply chains: The impacts of carbon audit cooperation

Hongyong Fu, Yifeng Lei, Shuguang Zhang, Kexin Zhao and Yanlu Zhao

A preference disaggregation-driven multiple criteria sorting model based on regret theory

Zhi Wen, Huchang Liao and José Rui Figueira

A new multi-method decision framework for anchor selection and tenant mix allocation optimisation in shopping malls

David Boix-Cots, Alessio Ishizaka, Arash Moheimani and Pablo Pujadas

A novel multi-attention reinforcement learning for the scheduling of unmanned shipment vessels (USV) in automated container terminals

Jianxin Zhu, Weidan Zhang, Lean Yu and Xinghai Guo

Optimizing physician schedules with resilient break assignments

Sebastian Kraul, Melanie Erhard and Jens O. Brunner

Efficient targets and reference sets in selectively convex technologies

Mahmood Mehdiloo, Grammatoula Papaioannou and Victor V. Podinovski

Task-service matching problem for platform-driven manufacturing-as-a-service: A one-leader and multi-follower Stackelberg game with multiple objectives

Wenchong Chen, Pengwei Feng, Xinggang Luo and Libing Nie

Sharing service in healthcare systems: A recent survey

Ziwei Wang, Hongmin Chen, Jun Luo, Chunming Wang, Xinyi Xu and Ying Zhou

Dynamic learning-based search for multi-criteria itinerary planning

Thomas Horstmannshoff, Jan Fabian Ehmke and Marlin W. Ulmer

Incentivization in centrally managed systems: Inconsistencies resolution

Mostafa Davtalab-Olyaie, Mehmet A. Begen, Zijiang Yang and Masoud Asgharian

Online commodity recommendation model for interaction between user ratings and intensity-weighted hierarchical sentiment: A case study of LYCOM

Chonghui Zhang, Na Zhang, Weihua Su and Tomas Baležentis

Environmental sustainability under production competition with costly adjustments: An appraisal of firms’ behavior with regard to pollution dynamics

Konstantin Kogan and Fouad El Ouardighi

Modeling collaborative data service provision around an open source platform under uncertainty with stochastic provision games

Paolo Pisciella and Alexei A. Gaivoronski

Robust online portfolio optimization with cash flows

Benmeng Lyu, Boqian Wu, Sini Guo, Jia-Wen Gu and Wai-Ki Ching