Omega

1973 - 2025

Current editor(s): B. Lev

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

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Volume 135, issue C, 2025

Joint optimization of order- and rack-scheduling in KIVA picking systems

Xiying Yang, Guowei Hua, Li Zhang, Tai Chiu Edwin Cheng and Tsan-Ming Choi

Managing equitable contagious disease testing: A mathematical model for resource optimization

Peiman Ghasemi, Jan Fabian Ehmke and Martin Bicher

When and how to introduce live streaming for video game? Consumers’ trade-off between buying and watching

Lingyu Qiao, Wansheng Tang, Guangwei Hao, Yi Xia and Jianxiong Zhang

Paying social costs to gain discounts: Is it beneficial for you?

Dong Liang, Shuyuan Zhu, Jinxing Xie, Wanshan Zhu and Xiaobo Zhao

Lean operations and firm resilience - contrasting effects of COVID-19 and economic recession

Nagihan Çömez-Dolgan, Başak Tanyeri-Günsür, Feng Mai, Xuying Zhao and Sarv Devaraj

Mechanism design for sharing critical medical resources in pandemic

Nifei Lin, Xin Yun and L. Jeff Hong

Optimization models and algorithms for sustainable crop planning and rotation: An arc flow formulation and a column generation approach

Mario Benini, Paolo Detti and Luca Nerozzi

Levying carbon tariffs considering foreign competition and technology choice

Jiawen Hua, Jun Lin, Kai Wang and Yanjun Qian

Resilience Assessment of Supply Chain Networks Considering Continuously Varying Sates of Firms in Ripple Effect: A Comprehensive and Dynamic Operational-Structural Analysis

Caibo Zhou, Wenyan Song, Huiwen Wang and Lihong Wang

An integrated column generation solution framework for optimal aircrew vacation planning subject to seniority ranking and priority preference satisfaction

George Kozanidis

Volume 134, issue C, 2025

When learning from limited experience takes off: Linear/curvilinear relationships between decision-making comprehensiveness and sustainable supply chain performance under contingent conditions

Tessa Tien Nguyen, Angelina Nhat Hanh Le, Wesley J. Johnston and Julian Ming Sung Cheng

Dynamic bus bridging strategy in response to metro disruptions integrated with routing, timetabling and vehicle dispatching

Yin Yuan, Shukai Li, Shi Qiang Liu, D’Ariano, Andrea and Lixing Yang

Variable range measure: A new range measure for super-efficiency model based on DDF in presence of nonpositive data

Hsuan-Shih Lee

IoT-driven dynamic replenishment of fresh produce in the presence of seasonal variations: A deep reinforcement learning approach using reward shaping

Zihao Wang, Wenlong Wang, Tianjun Liu, Jasmine Chang and Jim Shi

Enhanced efficiency assessment in manufacturing: Leveraging machine learning for improved performance analysis

Maria D. Guillen, Vincent Charles and Juan Aparicio

Optimal sizing and location of energy storage systems for transmission grids connected to wind farms

Arya Sevgen Misiç, Mumtaz Karatas and Abdullah Dasci

Deployment and pricing strategies for different generations of battery swap stations

Yudi Zhang, Bangdong Zhi, Xiaojun Wang and Yang Shen

Supply chain network viability: Managing disruption risk via dynamic data and interaction models

Sha-lei Zhan, Joshua Ignatius, Chi To Ng and Daqiang Chen

Volume 133, issue C, 2025

Personalized recommendation, behavior-based pricing, or both? Examining privacy concerns from a cost perspective

Chi Zhou, Danyang Bai, Tieshan Li and Jing Yu

Half a century of Omega – The International Journal of Management Science: A bibliometric analysis

Walayat Hussain, José M. Merigó, Iman Rahimi and Benjamin Lev

Strategic Inventory with an Unreliable Manufacturer across Multiple Supply Chain Structures

Wan Ke, Xiaoyang Zhou, Benjamin Lev and Wenjing Shen

Managing resilience and viability of supranational supply chains under epidemic control scenarios

Jan B. Broekaert, Faizal Hafiz, Raja Jayaraman and Davide La Torre

Courier assignment in meal delivery via integer programming: A case study in Rome

Matteo Cosmi, Gianpaolo Oriolo, Veronica Piccialli and Paolo Ventura

Dynamic assignment of delivery order bundles to in-store customers

Simona Mancini, Marlin W. Ulmer and Margaretha Gansterer

A New Integrated Approach for Evaluating Sustainable Development in the Electric Vehicle Sector

Wen-Min Lu, Chien-Heng Chou, Irene Wei Kiong Ting and Shang-Ming Liu

How does customer enterprise digitalization improve the green total factor productivity of state-owned suppliers: From the supply chain perspective

Huanhuan Jin, Nanyue Jiang, Weihua Su and Streimikiene Dalia

Learning about tail risk: Machine learning and combination with regularization in market risk management

Shuai Wang, Qian Wang, Helen Lu, Dongxue Zhang, Qianyi Xing and Jianzhou Wang

Dual sourcing hurts supply chain viability? The value of brand-owners’ cooperation under single sourcing

Baozhuang Niu, Xinhai Deng, Fengfeng Xie and Zifan Shen

Risk control strategies for inventory pledge financing on cross-border e-commerce platforms empowered by the digital economy

Aolin Leng, Maolin Sun and Jinzhao Shi

Preference disaggregation analysis with criteria selection in a regularization framework

Kun Zhou, Zaiwu Gong, Guo Wei and Roman Słowiński

Lot sizing with capacity adjustment using on-site green and grid electricity

Ayse Akbalik, Céline Gicquel, Bernard Penz and Christophe Rapine

Bed census prediction combining expert opinion and patient statistics

Hayo Bos, Stef Baas, Richard J. Boucherie, Erwin W. Hans and Gréanne Leeftink

Build or cooperate with a bike-sharing system? Operation mode selection of metro operator with different information sharing strategies

Chang Zhou, Xiang Li and Bo Feng

A comprehensive methodology combining machine learning and unified robust stochastic programming for medical supply chain viability

Ömer Faruk Yılmaz, Yongpei Guan, Beren Gürsoy Yılmaz, Fatma Betül Yeni and Gökhan Özçelik

Clearance sale or not? Benefits from multi-behavioral factors of strategic customers

Yanan Song, Dong Xie and Wei Gu

Design incentives of extended producer responsibility for electric vehicle producers with competition and cooperation

Xinna Qi, Zilong Liu and Tingting Li

A heuristic method for perishable inventory management under non-stationary demand

Suheyl Gulecyuz, O’Sullivan, Barry and S. Armagan Tarim

Dual sourcing under quality improvement uncertainty

Gang Fang, Xiang Fang, Qing-kai Ji and Jun Li

Data-driven robust two-stage ferry vehicle management at airports

Huili Zhang, Xuan An, Cong Chen, Nengmin Wang and Weitian Tong

Linking outcomes to costs: A unified measure to advance value-based healthcare

Joke Borzée, Brecht Cardoen, Laurens Cherchye, Bram De Rock and Filip Roodhooft

Optimal cause marketing strategies for online platforms and third-party sellers: A spokes model analysis

Qian Su, Xiaoyang Zhou, Qi Liu and Kai Zhang

Intelligent decision making and risk management in stock index futures markets under the influence of global geopolitical volatility

Jie Gao, Chunguo Fan, Liang Xu, Hongni Chen, Hangyu Chen and Zhilei Liang

Using an iterative procedure of maximum likelihood estimations to solve the newsvendor problem with censored demand

Johan Bjerre Bach Clausen and Christian Larsen

Bilevel portfolio optimization with ordered pricing models

Stefano Benati, Marina Leal and Justo Puerto

Economic and environmental impacts of ecolabeling under different product cost structures

Sai Zhao and Hongbo Duan

Maintaining E-commerce supply chain viability: Addressing supply risks with a strategic live-streaming channel

Qingying Li, Shuo Zhu, Tsan-Ming Choi and Bin Shen

Intelligent forecasting and distribution in cross-border e-commerce import trade: A deep-learning-based iterative optimization approach

Xuhui Chen, Yong He, Golnaz Hooshmand Pakdel and Chung-Hsing Yeh

A novel O2O service recommendation method based on dynamic preference similarity

Lu Xu, Yuchen Pan, Desheng Wu and David L. Olson

Robust doctor–patient assignment with endogenous service duration uncertainty and no-show behavior

Menglei Ji, Shanshan Wang, Chun Peng and Jinlin Li

Multi-view reject inference for semi-supervised credit scoring with consistency training and three-way decision

Haoxin Tang and Decui Liang

Using explainable deep learning to improve decision quality: Evidence from carbon trading market

Yang Zhao, Jianzhou Wang, Shuai Wang, Jingwei Zheng and Mengzheng Lv

A mixed integer programming approach to address cumulative threats in multi action management plans for biodiversity recovery

José Salgado-Rojas, Eduardo Álvarez-Miranda and Virgilio Hermoso

Strategic buyer stockpiling in supply chains under uncertain product availability and price fluctuation

Shanshan Li, Yong He, Shibo Jin and Xue Yan

Homing strategies for asymmetric sellers on differentiated platforms

Xiang Li and Meiqi Wang