Omega

1973 - 2025

Current editor(s): B. Lev

From Elsevier
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Volume 127, issue C, 2024

Multiple directions for measuring biased technical change

Hideyuki Mizobuchi

Omnichannel product selection and shelf space planning optimization

Yajing Chen, Zhimin Wu and Yunlong Wang

To Skim or not to Skim: Studying the Optimal Pricing Strategy for Technology Products

Ali Lotfi, Joe Naoum-Sawaya, Aslan Lotfi and Zhengrui Jiang

Revisiting relational-based ordinal classification methods from a more flexible conception of characteristic profiles

Raymundo Diaz, Eduardo Fernández, José Rui Figueira, Jorge Navarro and Efrain Solares

Supply chain resilience: Conceptual and formal models drawing from immune system analogy

Dmitry Ivanov

Robust inventory routing problem under uncertain demand and risk-averse criterion

Yuqiang Feng, Ada Che and Na Tian

How to empower commercial satellite supply chain: Insurance, government subsidy or blockchain adoption?

Jichang Dong, Yihan Jing, Zhou He and Ciwei Dong

The decomposition of efficiency in parallel network production models

Antonio Peyrache and Maria Silva

Incorporation of poverty principles into goal programming

D.F. Jones, R. Treloar, D. Ouelhadj, A. Glampedakis and P. Bartmeyer

Risk-averse two-stage stochastic programming for assembly line reconfiguration with dynamic lot sizes

Yuchen Li, Ming Liu, Francisco Saldanha-da-Gama and Zaoli Yang

On the sigma-mu stochastic multicriteria analysis: Exact solutions for common particular cases

Luis Dias

Intelligent design of sensor networks for data-driven sensor maintenance at railways

Alena Otto and Christian Tilk

CWBCM method to determine the importance of classification performance evaluation criteria in machine learning: Case studies of COVID-19, Diabetes, and Thyroid Disease

Maede Parishani and Morteza Rasti-Barzoki

Increasing supply chain resiliency through equilibrium pricing and stipulating transportation quota regulation

Mostafa Pazoki, Hamed Samarghandi and Mehdi Behroozi

On-line strategy selection for reducing overcrowding in an Emergency Department

Cristiano Fabbri, Michele Lombardi, Enrico Malaguti and Michele Monaci

Assessing the performance of banks through an improved sigma-mu multicriteria analysis approach

Silvia Angilella, Michalis Doumpos, Maria Rosaria Pappalardo and Constantin Zopounidis

Increasing schedule reliability in the multiple depot vehicle scheduling problem with stochastic travel time

Léa Ricard, Guy Desaulniers, Andrea Lodi and Louis-Martin Rousseau

When outpatient appointment meets online consultation: A joint scheduling optimization framework

Hainan Guo, Yue Xie, Bowen Jiang and Jiafu Tang

Multi-period share pledging with sequential three-way proportion decision

Mingwei Wang, Junping Zhang and Decui Liang

Multi-period portfolio choice under loss aversion with dynamic reference point in serially correlated market

Jianjun Gao, Yaoming Li, Yun Shi and Jinyan Xie

Optimal decision-making of post-disaster emergency material scheduling based on helicopter–truck–drone collaboration

Yong Shi, Junhao Yang, Qian Han, Hao Song and Haixiang Guo

Leveraging explainable artificial intelligence in understanding public transportation usage rates for sustainable development

Gorkem Sariyer, Sachin Kumar Mangla, Mert Erkan Sozen, Guo Li and Yigit Kazancoglu

Maximizing the number of satisfied charging demands of electric vehicles on identical chargers

I. Zaidi, A. Oulamara, L. Idoumghar and M. Basset

Discretionary investment managers evaluation in pension fund: Shared input dynamic network DEA approach

Sheng-Wei Lin and Wen-Min Lu

Interplay between the agriculture firm’s guarantee strategy and the e-commerce platform’s loan strategy with risk averse farmers

Qiang Lin, Zhenjie Shan, Wenhui Fu and Xiaogang Lin

Distributed real-time pricing of smart grid considering individual differences

Deqiang Qu, Junxiang Li and Xiaojia Ma

Integrated relief pre-positioning and procurement planning considering non-governmental organizations support and perishable relief items in a humanitarian supply chain network

Alireza Khalili-Fard, Mojgan Hashemi, Alireza Bakhshi, Maziar Yazdani, Fariborz Jolai and Amir Aghsami

Data-driven Wasserstein distributionally robust dual-sourcing inventory model under uncertain demand

Yun Geon Kim and Byung Do Chung

Volume 126, issue C, 2024

Social responsibility disclosure format in a supply chain

Xiaoqing Fan, Jianxiong Zhang, Yao Yao and Liqun Wei

Hedging against uncertainty in transportation network design through flexible scheduling

Simon Belieres and Mike Hewitt

Multi-criteria decision-aiding for public hospitals: The role of interactions among pairs of access and quality criteria

Beatriz Cagigal Gregório, Miguel Alves Pereira and Ana Sara Costa

Dynamic repositioning in bike-sharing systems with uncertain demand: An improved rolling horizon framework

Xiang Li, Xianzhe Wang and Ziyan Feng

Multi-day tourism recommendations for urban tourists considering hotel selection: A heuristic optimization approach

Lunwen Wu, Zhouyiying Wang, Zhixue Liao, Di Xiao, Peng Han, Wenyong Li and Qin Chen

Do blockchain capabilities help overcome supply and operational risks: Insights from firm market returns during COVID-19

Chunguang Bai, Qingyun Zhu and Joseph Sarkis

Pricing decisions of online and offline dual-channel supply chains considering data resource mining

Zaoli Yang, Wen-Long Shang, Lin Miao, Shivam Gupta and Zhengli Wang

A novel regret-rejoice cross-efficiency approach for energy stock portfolio optimization

Yong-Jun Liu, Guo-Sen Yang and Wei-Guo Zhang

Multi-sector environmental efficiency and productivity: A general Leontief optimization method

Yizhong Wang, Sujong Jeong, Ye Hang and Qunwei Wang

A study on policy decisions to embed flexibility for reactive recovery in the planning and scheduling process in operating rooms

Babak Akbarzadeh and Broos Maenhout

Integrated multi-product reverse supply chain design and disassembly line balancing under uncertainty

Peng Hu, Feng Chu, Alexandre Dolgui, Chengbin Chu and Ming Liu

A unified framework for nonperforming loan modeling in bank production: An application of data envelopment analysis

Hirofumi Fukuyama, Roman Matousek and Nickolaos G. Tzeremes

A robust optimization approach for placement of applications in edge computing considering latency uncertainty

Jaehee Jeong, Gopika Premsankar, Bissan Ghaddar and Sasu Tarkoma

Holding diverse market beliefs by firms: Information flow, profit performances, and channel structure

Li Jiang and Zhongyuan Hao

A continuous approximation approach to integrated truck and drone delivery systems

Juan Zhang, James F. Campbell and Donald C. Sweeney

Playing Stackelberg Security Games in perfect formulations

Pamela Bustamante-Faúndez, Víctor Bucarey L., Martine Labbé, Vladimir Marianov and Fernando Ordoñez

Evaluation of bank efficiency by considering the uncertainty of nonperforming loans

Xingchen Li, Guangcheng Xu, Jie Wu, Chengzhen Xu and Qingyuan Zhu

Delivery arrangement in online distribution channels under different power structures

Xiongwei Zhou, Chaoqun Zhu and Dan Cai

Newsvendor overconfidence and advertising

Xin Chen, Weijun Xu and Meng Wu

Weighing in on the average weights: Measuring corporate social performance (CSP) score using DEA

Chien-Ming Chen and Dan Li

Flexible global forecast combinations

Ryan Thompson, Yilin Qian and Andrey Vasnev

Better decisions with less cognitive load: The Parsimonious BWM

Salvatore Corrente, Salvatore Greco and Jafar Rezaei

Modeling criteria and project interactions in portfolio decision analysis with the Choquet integral

Matteo Brunelli and Salvatore Corrente

Impact of privacy regulation involving information collection on the ride-hailing market

Fapeng Nie, Xiang Li and Chang Zhou

Heuristics for perishable inventory systems under mixture issuance policies

Jingying Ding and Zhenkang Peng