Publications
Learning Mixed Multinomial Logits with Provable Guarantees and its Applications in Multi-product Pricing. Management Science. | . 2024.
Utility Fairness in Contextual Dynamic Pricing with Demand Learning. Management Science. | . 2024.
Offline Oracle-Efficient Learning for Contextual MDPs via Layerwise Exploration-Exploitation Tradeoff. NeurIPS. | . 2024.
Dynamic Service Fee Pricing under Strategic Behavior: Actions as Instruments and Phase Transition. NeurIPS. | . 2024.
On Greedy-like Policies in Online Matching with Reusable Network Resources and Decaying Rewards. Management Science. | . 2024.
Pricing Experimental Design: Causal Effect, Expected Revenue and Tail Risk. Management Science. | . 2024.
A Simple and Optimal Policy Design with Safety against Heavy-tailed Risk for Stochastic Bandits. Management Science. | . 2024.
Multi-armed Bandit Experimental Design: On- line Decision-making and Adaptive Inference. Management Science. | . 2024.
Offline Planning and Online Learning under Recovering Rewards. Management Science. | . 2023.
Online Matching with Bayesian Rewards. Operations Research. | . 2023.
Non-Stationary Reinforcement Learning: The Blessing of (More) Optimism. To appear in Management Science. | . 2023.
Assortment Planning for Recommendations at Checkout under Inventory Constraints. To appear in Mathematics of Operations Research. | . 2023.
Model-Free Non-Stationary Reinforcement Learning: Near-Optimal Regret and Applications in Multi-Agent Reinforcement Learning and Inventory Control. Management Science. | . 2023.
Stochastic Multi-armed Bandits: Optimal Trade-off among Optimality, Consistency, and Tail Risk. NeurIPS 2023 Spotlight (top 3%). | . 2023.
Non-stationary Experimental Design under Linear Trends. NeurIPS. | . 2023.
Learning to Optimize under Non-Stationarity. In Proceedings of the 22nd International Conference on Artificial Intelligence and Statistics, AISTATS 2019. | . 2019.
Dynamic Learning and Pricing with Model Misspecification. Management Science. 65(11) | . 2019.
Designing Response Supply Chain Against Bioattacks. Operations Research. 67(5) | . 2019.
Algorithms for Online Matching, Assortment, and Pricing with Tight Weight-dependent Competitive Ratios. To appear in Operations Research. | . 2019.
Phase Transitions and Cyclic Phenomena in Bandits with Switching Constraints. NeurIPS 2019. | . 2019.
Tight Weight-dependent Competitive Ratios for Online Edge-weighted Bipartite Matching and Beyond. ACM conference on Economics and computation - EC. :727-728. | . 2019.
Uplift Modeling with Multiple Treatments and General Response Types. SIAM Data Mining 2017. | . 2017.
Dynamic Pricing and Demand Learning with Limited Price Experimentation. Operations Research. 65(6) | . 2017.
The New Frontier of Price Optimization. Sloan Management Review. Fall 2017 | . 2017.
Analytics for an Online Retailer: Demand Forecasting and Price Optimization. Manufacturing and Service Operations Management. 18(1) | . 2016.
Analyzing Process Flexibility: A Distribution-free Approach with Partial Expectations. Operations Research Letters. 44(3) | . 2016.
Optimal Expediting Policies for a Serial Inventory System with Stochastic Lead Time. Production and Operations Management. 24(10) | . 2015.
Identifying risks and mitigating disruptions in the automotive supply chain. Interfaces. 45(5) | . 2015.
From Superstorms to Factory Fires: Managing Unpredictable Supply Chain Disruptions. Harvard Business Review. January-February 2014 | . 2014.
Analyzing Scrip Systems. Operations Research. 62(3) | . 2014.
Dynamic inventory control with limited capital and short-term financing. Naval Research Logistics. 61(3) | . 2014.
Communications Network Design Models. Handbook of Graph Theory, J.L. Gross, J. Yellen and P. Zhang eds., CRC Press. | . 2014.
Stable and Coordinating Contracts for a Supply Chain with Multiple Risk-Averse Suppliers. Production and Operations Management. 23(3) | . 2014.
Fully Polynomial Time Approximation Schemes for Stochastic Dynamic Programs. SIAM Journal on Discrete Mathematics. 28(4) | . 2014.
Worst-case Analysis of Process Flexibility Designs. Operations Research. 63(1-2) | . 2014.
OM Research: From Problem Driven to Data Driven Research. Manufacturing and Service Operations Management. 16(1) | . 2014.
Supplier-Buyer Negotiation Games: Equilibrium Conditions and Supply Chain Efficiency. Production and Operations Management. 22 | . 2013.
On the Unimodality of the Profit Function of the Pricing Newsvendor. Production and Operations Management. 22 | . 2013.
Robust Stochastic Lot-Sizing by Means of Histograms. Production and Operations Management. 22 | . 2013.
A Game Theoretic Model of International Influenza Vaccination Coordination. Management Science. 52 | . 2013.
When One Size Does Not Fit All. Sloan Management Review. 54(2) | . 2013.
Pricing and Inventory Management. The Handbook of Pricing Management, O. Ozer and R. Phillips (eds.), published by Oxford University Press. Chapter 30 | . 2012.
Sustainable Supply Chain Design: A Closed-Loop Formulation and Sensitivity Analysis. Production Planning & Control. (2-3) | . 2012.
Optimal Market-Making with Risk Aversion. Operations Research. 60 | . 2012.
Approximating the Nonlinear Newsvendor and Single-Item Stochastic Lot-Sizing Problems When Data Is Given by an Oracle. Operations Research. 60(2) | . 2012.
Performance Evaluation of Stochastic Multi-Echelon Inventory Systems: A Survey. Advances in Operations Research. 2012 | . 2012.
Optimal Static Pricing for a Tree Network. Annals of Operations Research. 196 | . 2012.
Understanding the Performance of the Long Chain and Sparse Designs in Process Flexibility. Operations Research. 60 | . 2012.
Operations Rules: How to Mitigate Risk Based on Business Objectives. The European Business Review. | . 2011.
Stock Repurchase with an Adaptive Reservation Price: A Study of the Greedy Policy. Operations Research Letters. 29 | . 2011.
Is It Time to Rethink Your Manufacturing Strategy? Sloan Management Review. 53 | . 2011.
Sourcing Flexibility, Spot Trading and Procurement Contract Structure. Operations Research. 59 | . 2011.
Is It Time to Rethink Your Manufacturing Strategy? Sloan Management Review. 53(2) | . 2011.
Greening the Global Supply Chain. Our Common Future. Conference summary report. | . 2011.
Multi-ship Crane Sequencing with Yard Congestion Constraints. Transportation Science. 44 | . 2010.
Crude Calculations; Why high oil prices are upending the way companies should manage their supply chains. The Wall Street Journal. (September 22, 2008) | . 2008.
Fully Polynomial Time Approximation Schemes for Stochastic Dynamic Programming Problems. ACM-SIAM SODA 2008 Program. | . 2008.
Fully Polynomial Time Approximation Schemes for Time-Cost Tradeoff Problems in Series-Parallel Project Network. Accepted to Approx 2008 Program. Published in Lecture Notes in Computer Science. Springer Berlin. 5171/2008 | . 2008.
A New Approach for the Stochastic Cash Balance Problem with Fixed Costs. Probabililty in the Engineering and Informational Science. 23 | . 2008.
Competition in the Supply Option Market. Operations Research. 57 | . 2008.
The Impact of Manufacturer Rebates on Supply Chain Profits. Naval Research Logistics. 54 | . 2007.
Risk Aversion in Inventory Management. Operations Research. 55 | . 2007.
Optimal Production and Inventory Policies of Priority, Time and Price Differentiated Customers. IIE Transactions. 39 | . 2007.
A Produce-to- Stock System with Advance Demand Information and Secondary Customers. Naval Research Logistics. 54 | . 2007.
Dispatching Vehicles in a Mega Container Terminal. Container Terminals and Cargo Systems, K. H. Kim and H. O. Gunther, eds., Springer. | . 2007.
Tactical Inventory Policies for Service-Differentiated Customers. Operations Research Letters. 36 | . 2007.
Supply Chain Coordination and Influenza Vaccination. Operations Research. 56 | . 2007.
The Asymptotic Performance Ratio of an On-Line Algorithm for Uniform Parallel Machine Scheduling with Release Dates. Mathematical Programming. 106 | . 2006.
Inventory Placement in Acyclic Supply Chain Networks. Operations Research Letters. 36 | . 2006.
Coordinating Inventory Control and Pricing Strategies with Random Demand and Fixed Ordering Cost: The Continuous Review Model. Operations Research Letters. 36 | . 2006.
On the Asymptotic Optimality of a Simple On-line Algorithm for the Stochastic Single Machine Weighted Completion Time Problem and its Extensions. Operations Research. 54 | . 2006.
Performance Analysis and Evaluation of Assemble-to-Order Systems With Stochastic Sequential Lead Times. Operations Research. 54 | . 2006.
Dynamic Pricing Strategies for Manufacturing with Stochastic Demand and Discretionary Sales. Manufacturing and Service Operations Management. 8 | . 2006.
Mean-Variance Trade-offs in Supply Contracts. Naval Research Logistics. 53 | . 2006.
The Impact of RFID on Supply Chain Efficiency. RFID and Beyond: Growing Your Business Through Real World Awareness. C. Heinrich, Editor, Wiley. | . 2005.
Do IT Investments Really Change Financial Performance? Supply Chain Management Review. May | . 2005.
Innovative Supply Contracts. The Missing Link: Designing Supply Chains for Growth, Profitability and Resilience, Edited by J. Rothfeder. | . 2005.
Dynamic Pricing and the Direct-to-Consumer Model in the Automotive Industry. Elecontronic Commerce Journal. 5 | . 2005.
On the Asymptotic Optimality of Algorithms for the Flow Shop Problem with Release Dates. Naval Research Logistics. 52 | . 2005.
Safety Stock Positioning in Supply Chains with Stochastic Lead Times. Manufacturing and Service Operations Management. 7 | . 2005.
A Portfolio Approach for Procurement Contracts. Production and Operations Management. 14 | . 2005.
Inventory Optimization: The Last Frontier. Inbound Logistics. March 2004 | . 2004.
Two-Echelon Spare Parts Inventory System Subject to a Service Constraint. IIE Transactions. 36 | . 2004.
The Value of Information Sharing in a Two-stage Supply Chain with Production Capacity Constraints: The Infinite Horizon Case. Probabililty in the Engineering and Informational Science. 18 | . 2004.
A General Decomposition Algorithm for Parallel Queues with Correlated Arrivals. Queueing Systems. 47 | . 2004.
Coordination of Pricing and Inventory Decisions: A Survey and Classification. Handbook of Quantitative Supply Chain Analysis: Modeling in the E-Business Era, D. Simchi-Levi, S. D. Wu and Z. J. Shen, eds. Kluwers. | . 2004.
Coordinating Inventory Control and Pricing Strategies with Random Demand and Fixed Ordering Cost: The Infinite Horizon Case. Mathematics of Operations Research. 29 | . 2004.
Tactical Planning for Reinventing the Supply CHain. The Practice of Supply Chain Management, edited by T Harrison, H. Lee and J. Neale; Kluwer. | . 2003.
Finding the Right Balance. CLO: Chief Logistics Officer. December 2003 | . 2003.
Inventory Positioning: Exploring Push and Pull Supply Chains. Parcel Shipping & Distribution. June 2003 | . 2003.
Production and Distribution Lot Sizing in a Two Stage Supply Chain. IIE Transactions. 35 | . 2003.
On Assemble-To-Order Systems with Flexible Customers. IIE Transactions. 35 | . 2003.
The Value of Information Sharing in a Two-stage Supply Chain with Production Capacity Constraints. Naval Research Logistics. 50 | . 2003.
Communications Network Design Models. Handbook of Graph Theory. J. L. Gross and J. Yellen eds., CRC Press. | . 2003.
Supply Chain Design and Planning - Applications of Optimization Techniques for Strategic and Tactical Models. Handbooks in Operations Research and Management Science, the volume on Supply Chain Management. S. Graves and A. G. Kok, eds., North-Holland, Amsterdam. | . 2003.
Supply Chain Responsiveness in the Wake of a Major Crisis. Supply Chain Management Review. | . 2002.
Uniform distribution of inventory positions in two-echelon periodic review systems with batch-ordering policies and interdependent demands. European Journal of Operations Research. 140 | . 2002.
Set-Covering Based Algorithms for the Capacitated VRP. The Vehicle Routing Problem, P. Toth and D. Vigo, eds., SIAM Monographs on Discrete Mathematics and Applications. | . 2002.
On the Effectiveness of the Zero-Inventory-Ordering Policy for the Economic Lot Sizing Model with Piecewise Linear Cost Structures. Operations Research. 50 | . 2002.
Effective Zero Inventory Ordering Policies for the Single-Warehouse Multi-Retailer Problem with Piecewise Linear Cost Structures. Management Science. 48 | . 2002.
The Asymptotic Optimality of the SPT Rule for the Flow Shop Mean Completion Time Problem. Operations Research. 49 | . 2001.
The Asymptotic Performance Ratio of an On-Line Algorithm for Uniform Parallel Machine Scheduling with Release Dates. Proceeding of the 8th International IPCO Conference, Utrecht, The Netherlands. June 2001 | . 2001.
Logistics Systems Modeling. Handbook of Industrial Engineering, 3rd edition, edited by G. Salvendy and published by John Wiley & Sons. | . 2001.
Locating Containers in a Mega Terminal. Naval Research Logistics. 48 | . 2001.
Asymptotic Analysis of an On-Line Algorithm for the Single Machine Completion Time Problem With Release Dates. Operations Research Letters. 29 | . 2001.
Quantifying the Bullwhip Effect in a Simple Supply Chain: The Impact of Forecasting, Lead Times and Information. Management Science. 46 | . 2000.
The Impact of Exponential Smoothing Forecasts on the Bullwhip Effect. Naval Research Logistics. 47 | . 2000.
Minimax Analysis for the Discrete Finite Horizon Inventory Model. IIE Transactions. October 2000 | . 2000.
Packing and Covering. CRC Handbook of Discrete and Combinatorial Mathematics, K. H. Rosen et al. (eds.), CRC Press, Boca Raton, FL. | . 1999.
Communication Networks. CRC Handbook of Discrete and Combinatorial Mathematics, K. H. Rosen et al. (eds.), CRC Press, Boca Raton, FL. | . 1999.
On the Effectiveness of Set Covering Formulations for the Vehicle Routing Problem. Operations Research. 45 | . 1997.
Average Case Analysis of the Bin-Packing Problem with General Cost Structure. Naval Research Logistics. 44 | . 1997.
A Computerized Approach to the New York City School Bus Routing Problem. IIE Transactions. 29 | . 1997.
The New Generation of Vehicle Routing Research: Robust Algorithms Addressing Uncertainty. Operations Research. 44 | . 1996.
Heuristics Methods. Mathematical Programming for Engineers, M. Avreil and B. Golany, eds., Marcel Dekker, Inc., NY. | . 1996.
Probabilistic Analysis and Practical Algorithms for the Vehicle Routing Problem with Time Windows. Operations Research. 44 | . 1996.
Single Resource Multi-Item Inventory Systems. Operations Research. 44 | . 1996.
Analytical Analysis of Vehicle Routing and Inventory Routing Problems. Handbooks in Operations Research and Management Science, the volume on NetworkRouting. M. Ball, T. Magnanti, C. Monma and G. Nemhauser, eds., North-Holland, Amsterdam. | . 1995.
Location-Routing Problems with Uncertainty. Facilities Location, Z. Drezner, ed., Springer Verlag. | . 1995.
A Location Based Heuristic for General Routing Problems. Operations Research. 43 | . 1995.
Routing in Linear Lightwave Networks. IEEE/ACM Transactions on Networking. 3 | . 1995.
Worst-Case Analysis of Heuristics for the Bin-Packing Problem with General Cost Structure. Operations Research. 42 | . 1994.
New Worst Case Results for the Bin-Packing Problem. Naval Research Logistics. 41 | . 1994.
Rejoinder to "A Note on Bounds for Direct Shipping". Management Science. 40 | . 1994.
Probabilistic a Priori Routing Location Problems. Naval Research Logistics. 41 | . 1994.
A Note on the Prize Collecting Traveling Salesman Problem. Mathematical Programming. 59 | . 1993.
A Probabilistic Analysis of Tour Partitioning Heuristics for the Capacitated Vehicle Routing Problem with Unsplit Demands. Mathematics of Operations Research. 18 | . 1993.
Probabilistic Analysis of Heuristics for the Vehicle Routing with Time Windows. American Journal of Mathematical and Management Sciences. 13 | . 1993.
The Capacitated Traveling Salesman Location Problem. Transportation Science. 25 | . 1991.
Minimizing the Total Flow Time of $n$ Jobs on a Network. IIE Transactions. 23 | . 1991.
Controllable Production Rates in a Family Production Context. International Journal of Producdtion Research. 29 | . 1991.
The Complexity of Finding Two Disjoint Paths with Min Max Objective Function. Discrete Applied Mathematics. 26 | . 1990.
Scheduling Tasks with Failure Probabilities to Minimize Expected Cost. Naval Research Logistics. 37 | . 1990.
On the Effectiveness of Direct Shipping Strategy for the One Warehouse Multi-Retailer R-Systems. Management Science. 36 | . 1990.
Conditional Location Problems on Networks. Transportation Science. 24 | . 1990.
Worst-Case Analysis of Heuristics for the Multi-Depot Capacitated Vehicle Routing Problems. ORSA Journal on Computing. 2 | . 1990.
Optimal Locations and Districts of Two Traveling Salesman in a Tree. Networks. 20 | . 1990.
A Queueing-Location Problem on the Plane. Naval Research Logistics. 37 | . 1990.
The Traveling Salesman Location Problem on Stochastic Networks. Transportation Science. 23 | . 1989.
A Heuristic Algorithm for the Traveling Salesman Location Problem on Networks. Operations Research. 36 | . 1988.
Finding the Optimal A Priori Tour and Location ofa Traveling salesman with Non Homogeneous Customers. Transportation Science. 22 | . 1988.
The Minimax Multistop Location Problem on a Tree. Networks. 18 | . 1988.
Minisum Location of a Traveling Salesman on Simple Networks. European Journal of Operations Research. 36 | . 1988.
Heuristics and Bounds for the Traveling Salesman Location Problem on the Plane. Operations Research Letters. 6 | . 1987.
Minsum Location of a Traveling Salesman. Networks. 16 | . 1986.