Sarah Yini Gao
Research Interests
Methodology
Decisions under Uncertainty and Distributionally Robust Optimization
Completely Positive and Co-positive Program
Optimization and Game Theory
Applications
Healthcare and Humanitarian Operations
Supply Chain Risk management
Process Flexibility
Innovative Business Models
Published Papers
Healthcare and Humanitarian Operations
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Zhu., T., Yeo, N., Gao, S. Y., and Loke, G., 2023. Inventory-Responsive Donor Management Policy: A Tandem Queueing Network Model. Manufacturing & Service Operations Management. [Link]
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Cheng, G., Gao, S. Y., Yuan, Y., Zhang, C., and Zheng, Z., 2022. On the Test Accuracy and Effective Control of the COVID-19 Pandemic: A Case Study in Singapore. INFORMS Journal on Applied Analytics, 52(6), pp.524-538. [Link]
Supply Chain Risk Management
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Gao, S.Y., Simchi-Levi, D., Teo, C.P., Yan, Z., 2019. Disruption Risk Mitigation in Supply Chains - The Risk Exposure Index Revisited. Operations Research. [Link]
Process Flexibility
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Yan, Z., Gao, S.Y., and Teo, C.P., 2017. On the Design of Sparse but Efficient Structures in Operations. Management Science. [Link]
Innovative Business Models
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Gao, S.Y., Lim, W.S. and Tang, C., 2016. Entry of Copycats of Luxury Brands. Marketing Science, 36(2), pp.272-289. [Link]
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Gao, S.Y., Lim, W.S. and Tang, C., 2016. The Impact of the Potential Entry of Copycats: Entry Conditions, Consumer Welfare, and Social Welfare. Decision Sciences. [Link]
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Gao, S.Y., Lim, W.S. and Ye, Z., 2022. Optimal Channel Strategy of Luxury Brands in the Presence of Online Marketplace and Counterfeits. European Journal of Operational Research, 308(2), pp.709-721.[Link]
Optimization
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Gao, S.Y., Sun, J., and Wu, S. Y., 2016. A Semi-infinite Programming Approach to Two-stage Stochastic Linear Programs with High-order Moment Constraints. Optimization Letters, pp.1-11. [Link]
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Gao, S.Y., Kong, L. and Sun, J., 2014. Robust Two-stage Stochastic Linear Programs with Moment Constraints. Optimization, 63(6), pp.829-837. [Link]
Working Papers
Healthcare and Humanitarian Operations
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Gao, S. Y., Teo, C.P., and Zheng, H., Homeland Security Games: The Value of Flexible Redeployment. Major Revision in Operations Research.
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Bandi, C., Gao, S. Y., Moorthy, R., Tan, B. K., and Teo, C. P., Optimal Scheduling and Policy Design of Two-Dose Vaccination Rollout. under review. [Link]
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Previously distributed by the title "Vaccine Appointment Scheduling: The Second Dose Challenge."
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Gao, S. Y., Lyu, G., and Bi, S., Post-Disaster Humanitarian Logistics Planning: A Time-to-Survive Framework. under review.
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Gao, S. Y., He, Y., Zhang, R., and Zheng, Z., Optimizing Initial Screening for Colorectal Cancer Detection with Adherence Behavior. under review. [Link]
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POMS HK 2022 Best Student Paper Competition, 1st Place.
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Disaster Relief Resource Pre-position and Redeployment Facing an Adversarial Nature. under preparation. (With Chung-Piaw Teo and Huan Zheng)
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On the Adherence of Colorectal Cancer Screening Policies – A Survey Study in Singapore. under preparation. (With Nicholas Yeo, Yan He, and Zhichao Zheng)
Optimization and Game Theory
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Data-Driven Robust Incomplete Information Games and Bounded Rationality. under preparation. (With Chung-Piaw Teo)
Innovative Business Models
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Lu, L., Fang, X., Gao, S.Y., Kazaz, B., Collaborating with the Enemy? Sourcing Decisions in the Presence of Potential Counterfeiters. under review. [Link]
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Palsule-Desai, D.O, Gao, S.Y., and Teo, C.P., Intermediary Agri-Service Providers with Co-Production: The Impact of Farm Size on Performance. under review.
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Manufacturing Flexibility Investment in the Presence of Subscription Programs. under preparation. (With Onur Boyabatli and Liling Lu)