Omega

1973 - 2025

Current editor(s): B. Lev

From Elsevier
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Volume 121, issue C, 2023

Courier satisfaction in rapid delivery systems using dynamic operating regions

Ramon Auad, Alan Erera and Martin Savelsbergh

Efficient effort equilibrium in cooperation with pairwise cost reduction

Jose A. García-Martínez, Antonio J. Mayor-Serra and Ana Meca

Stochastic regional-based profit-maximizing hub location problem: A sustainable overview

Reza Rahmati, Hossein Neghabi, Mahdi Bashiri and Majid Salari

Single machine scheduling with due date assignment to minimize the total weighted lead time penalty and late work

Yao-Wen Sang, Jun-Qiang Wang, Małgorzata Sterna and Jacek Błażewicz

Lagrangean relaxation algorithms for fixed-charge capacitated relay network design

Panitan Kewcharoenwong, Qiaofeng Li and Halit Üster

Opportunity knocks but just once: Impact of infrastructure investment decision on climate adaptation to flood events

Changsheng Yi, Zhaoming Chen and Hongchen Chen

Game directional distance function in meta-frontier data envelopment analysis

Lei Chen and Ying-Ming Wang

Assessing whether decisions are more sensitive to preference or prediction uncertainty with a value of information approach

Fridolin Haag and Arjun Chennu

The value of buyer financing with a minimum quantity commitment in pull supply chains

Jianbin Li, Wei Cheng, Xiangrong Song and Yuting Zheng

Volume 120, issue C, 2023

Wasserstein distance‐based distributionally robust parallel‐machine scheduling

Yunqiang Yin, Zunhao Luo, Dujuan Wang and T.C.E. Cheng

A column generation driven heuristic for order-scheduling and rack-sequencing in robotic mobile fulfillment systems

Jan-Erik Justkowiak and Erwin Pesch

Equitable and effective vaccine access considering vaccine hesitancy and capacity constraints

Irem Sengul Orgut, Nickolas Freeman, Dwight Lewis and Jason Parton

A profit difference decomposition model for measuring group performance: an application to Chinese and Taiwanese commercial banks

Xiang Chen, Emili Grifell-Tatje and Tsu-Tan Fu

Evidence-based managerial decision-making with machine learning: The case of Bayesian inference in aviation incidents

Burak Cankaya, Kazim Topuz, Dursun Delen and Aaron Glassman

Using machine learning techniques to reduce uncertainty for outpatient appointment scheduling practices in outpatient clinics

Davood Golmohammadi, Lingyu Zhao and David Dreyfus

Revelation mechanism and decoy strategy for a supply chain with consumer's perceived substitutability

Yichao Yuan and Tiaojun Xiao

Production-sharing of critical resources with dynamic demand under pandemic situation: The COVID-19 pandemic

Behnam Vahdani, Mehrdad Mohammadi, Simon Thevenin, Patrick Meyer and Alexandre Dolgui

Locker box location planning under uncertainty in demand and capacity availability

Simona Mancini, Margaretha Gansterer and Chefi Triki

Managing the quality-speed tradeoff in blockchain-supported healthcare diagnostic services

Mingyao Sun, Qiangfei Chai and Chi To Ng

Managing resource allocation for the recruitment stocking problem

Weiwei Chen, Gül Çulhan Kumcu, Benjamin Melamed and Alok Baveja

Knowledge percolation threshold and optimization strategies of the combinatorial network for complex innovation in the digital economy

Jianyu Zhao, Lean Yu, Xi Xi and Shengliang Li

An equilibrium approach towards sustainable operation of a modern coal chemical industrial park

Jingqi Dai and Zongmin Li

Distributionally robust chance-constrained programming for multi-period emergency resource allocation and vehicle routing in disaster response operations

Weiqiao Wang, Kai Yang, Lixing Yang and Ziyou Gao

Behavior-Based pricing under asymmetric channel competition with strategic consumers

Yingdan Zhang, Ruina Yang, Zelong Yi, Shiqing Yao and Yiheng Jing

A real-world case of autoclave loading and scheduling problems in aerospace composite material production

Volkan Haskilic, Aydin Ulucan, Kazim Baris Atici and Seda Busra Sarac

Channel strategies when digital platforms emerge: A systematic literature review

Xiaoyang Zhou, He Liu, Jialu Li, Kai Zhang and Benjamin Lev

An enhanced hybrid model based on multiple influencing factors and divide-conquer strategy for carbon price prediction

Jujie Wang, Zhenzhen Zhuang and Dongming Gao

Leveraging strategic consumer behavior in consumer-to-consumer resale: From economic and environmental perspectives

Chen Pang, Gang Li and Li Jiang

Volume 119, issue C, 2023

A robust optimization problem for drone-based equitable pandemic vaccine distribution with uncertain supply

Xin Wang, Ruiwei Jiang and Mingyao Qi

Returns operations in omnichannel retailing with buy-online-and-return-to-store

Lu Yang, Xiangyong Li, Ye Xia and Y.P. Aneja

Hospital dual-channel adoption decisions with telemedicine referral and misdiagnosis

Jian-Jun Wang, Xinmou Zhang and Jim Junmin Shi

Optimal trauma care network redesign with government subsidy: A bilevel integer programming approach

Shaonan Liu, Nan Kong, Pratik Parikh and Mingzheng Wang

Energy conservation investment and supply chain structure under cap-and-trade regulation for a green product

Qingguo Bai, Jiguang Chen and Jianteng Xu

The optimal vehicle product line strategy considering product information disclosure under government carbon regulation

Zhitang Li, Cuihua Zhang, Henry Xu and Ruxia Lyu

Assessing the dynamic efficiency and technology gap of airports under different ownerships: A union dynamic NDEA approach

Ming-Miin Yu and Ipsita Rakshit

A general direct approach for decomposing profit inefficiency

Jesus T. Pastor, José Zofío, Juan Aparicio and D. Pastor

Decomposition and aggregation of tone efficiencies

Giannis Karagiannis

The effect of ICT on schools’ efficiency: Empirical evidence on 23 European countries

Anna Mergoni, Mara Soncin and Tommaso Agasisti

Time to shift the shift: Performance effects of within-day cumulative service encounters in retail stores

Chien-Ming Chen and Howard Hao-Chun Chuang

Beyond kemeny rank aggregation: A parameterizable-penalty framework for robust ranking aggregation with ties

Sina Akbari and Adolfo R. Escobedo

The discrete p-center location problem with upgrading

Laura Anton-Sanchez, Mercedes Landete and Francisco Saldanha-da-Gama

On dynamic lot sizing with bounded inventory for a perishable product

Jie Fan and Jinwen Ou

Volume 118, issue C, 2023

Optimal energy and reserve scheduling in a renewable-dominant power system

Mengling Zhang, Zihao Jiao, Lun Ran and Yuli Zhang

A consensual group ELECTRE-SORT approach considering the incomparable classes with the application of machine maintenance strategy assignment

Decui Liang, Yuanyuan Fu and Alessio Ishizaka

Linear and piecewise linear formulations for a hierarchical facility location and sizing problem

Mumtaz Karatas and Levent Eriskin

Design mechanism to coordinate a hierarchical healthcare system: Patient subsidy vs. capacity investment

Zhong-Ping Li, Chang, Aichih (Jasmine) and Zongbao Zou

A column generation-based heuristic for brachytherapy patient scheduling with multiple treatment sessions considering radioactive source decay and time constraints

Kaining Shao, Wenjuan Fan, Shaowen Lan, Min Kong and Shanlin Yang

Pay-for-performance incentives in benchmarking with quasi S-shaped technology

Qingxian An, Qiaoyu Zhang and Xiangyang Tao

Incorporating social learning into the optimal return and pricing decisions of online retailers

Huirong Fan, Moutaz Khouja, Jie Gao and Jing Zhou

Reshore or not Reshore: A Stochastic Programming Approach to Supply Chain Optimization

Tadeusz Sawik

Green reverse logistics: Exploring the vehicle routing problem with deliveries and pickups

Maria João Santos, Diana Jorge, Tânia Ramos and Ana Barbosa-Póvoa

Word-of-Mouth on Action: Analysis of Optimal Shipment Policy When Customers are Resentful

Bahar Çavdar and Nesim Erkip

Financing capacity planning with environmental considerations: A non-parametric analysis

Jiawei Yang, Yuanyu Li and Lei Fang

A novel robust exact decomposition algorithm for berth and quay crane allocation and scheduling problem considering uncertainty and energy efficiency

Kaoutar Chargui, Tarik Zouadi, V. Raja Sreedharan, Abdellah El Fallahi and Mohamed Reghioui

An active preference learning approach to aid the selection of validators in blockchain environments

Jonas Gehrlein, Grzegorz Miebs, Matteo Brunelli and Miłosz Kadziński

Which is better for competing firms with quality increasing: behavior-based price discrimination or uniform pricing?

Yu Wang, Minqiang Li, Haiyang Feng and Nan Feng

Resilient relief supply planning using an integrated procurement-warehousing model under supply disruption

Mojtaba Aghajani, S. Ali Torabi and Nezih Altay

Dynamic ordering and buyer selection policies when service affects future demand

Michalis Deligiannis and George Liberopoulos