Publications

"Predicting COVID-19 Infection Risk and Related Risk Drivers in Nursing Homes: A Machine Learning Approach."

Sun, Christopher L.F., Eugenio Zuccarelli, El Ghali A. Zerhouni, Jason Lee, James Muller, Karen M. Scott, Alida M. Lujan, and Retsef Levi. Journal of the American Medical Directors Association. Forthcoming.

"Scheduling with Testing."

Levi, Retsef, Thomas Magnanti, and Yaron Shaposhnik. Management Science. Forthcoming.

"Testing at the Source: Analytics-Enabled Risk-Based Sampling of Food Supply Chains in China."

Jin, Cangyu, Retsef Levi, Qiao Liang, Nicholas Renegar, Stacy Springs, Jiehong Zhou, and Weihua Zhou. Management Science. Forthcoming.

"Assortment Optimization under Consider-then-Choose Choice Models."

Aouad, Ali, Vivek F. Farias, and Retsef Levi. Management Science (2020). Download Paper.

"Strategic Capacity Planning Problems in Revenue Sharing Joint Ventures."

Levi, Retsef, Georgia Perakis, Cong Shi, and Wei Sun. Production and Operations Management Vol. 29, No. 3 (2020): 664-687. Download Paper.

"The Impact of Unifying Agricultural Wholesale Markets on Prices and Farmers’ Profitability."

Levi, Retsef, Manoj Rajan, Somya Singhvi, and Y. Karen Zheng. Proceedings of the National Academy of Sciences Vol. 117, No. 5 (2020): 2366-2371.

"Economically Motivated Adulteration in Farming Supply Chains."

Levi, Retsef, Somya Singhvi, and Y. Karen Zheng. Management Science Vol. 66, No. 1 (2020): 209-226. Download Paper.

"Development and Validation of a Machine Learning Model to Aid Discharge Processes for Inpatient Surgical Care."

Safavi, Kyan, Taghi Khaniyev, Martin Copenhaver, Mark Seelen, Ana Zenteno Langle, Jonathan Zanger, Bethany Daily, Retsef Levi, and Peter Dunn. (2019). Download Paper.

"Changing the Patient Safety Paradigm."

Stevens, Jennifer, Retsef Levi, and Kenneth Sands. Journal of Patient Safety Vol. 15, No. 4 (2019): 288-289.

"Development and Validation of a Machine Learning Model to Aid Discharge Processes for Inpatient Surgical Care."

Safavi, Kyan, Taghi Khaniyev, Martin Copenhaver, Mark Seelen, Ana Zenteno Langle, Jonathan Zanger, Bethany Daily, Retsef Levi, and Peter Dunn. Jama Network Open Vol. 2, No. 12 (2019): e1917221.

"Approximation Algorithms for Dynamic Assortment Optimization Models."

Aouad, Ali, Retsef Levi, and Danny Segev. Mathematics of Operations Research Vol. 44, No. 2 (2019): 487-511. Download Paper.

"Non-Clinical Delays in Transfer out of the Surgical ICU are Associated with Increased Hospital Length of Stay and Delayed Progress of Care."

Safavi, Kyan Cyrus, Jazmin Furtado, Ana Cecilia Zenteno Langle, David Scheinker, Ulrich Schmidt, Bethany Daily, Retsef Levi, and Peter Francis Dunn. Journal of Critical Care Vol. 50, (2019): 126-131.

"Near-Optimality of Uniform Co-payments for Subsidies and Taxes Allocation Problems."

Levi, Retsef, Georgia Perakis, and Gonzalo Romero. Operations Research Vol. 67, No. 2 (2019): 548-561. Download Paper.

"The Approximability of Assortment Optimization Under Ranking Preferences."

Aouad, Ali, Vivek Farias, Retsef Levi, and Danny Segev. Operations Research Vol. 66, No. 6 (2018): 1661-1669. Download Paper.

"Greedy-Like Algorithms for Dynamic Assortment Planning Under Multinomial Logit Preferences."

Aouad, Ali, Retsef Levi, and Danny Segev. Operations Research Vol. 66, No. 5 (2018): 1321-1345. Download Paper.

"Revenue Management of Reusable Resources with Advanced Reservations."

Chen, Yiwei, Retsef Levi, and Cong Shi. Production and Operations Management Vol. 26, No. 5 (2017): 836-859.

"Translating a Biologic Revolution into an Organizational Overhaul."

Ghobadi, Kimia, Cecilia Zenteno, Adam Marshall, Peter Dunn, Retsef Levi, and John Stone. New England Medical Journal Catalyst (2017): 1-5.

"Provably Near-Optimal Balancing Policies for Stochastic Multi-Echelon Inventory Control Models."

Levi, Retsef, Robin Roundy, Van Anh Truong, and Xinshang Wang. Mathematics of Operations Research Vol. 42, No. 1 (2017): 256-276.

"On the Effectiveness of Uniform Subsidies in Increasing Market Consumption."

Levi, Retsef, Georgia Perakis, and Gonzalo Romero. Management Science Vol. 63, No. 1 (2017): 40-57. Download Paper.

"Systematic OR Block Allocation in Large Academic Medical Centers."

Zenteno, Ana C., Tim Carnes, Retsef Levi, Bethany Daily, and Peter Dunn. Annals of Surgery Vol. 264, No. 6 (2016): 973-981.

"The Submodular Joint Replenishment Problem."

Cheung, Maurice, Adam N. Elmachtoub, Retsef Levi, and David Shmoys. Mathematical Programming Vol. 158, No. 1 (2016): 207-233.

"Supply Chain Management with Online Customer Selection."

Elmachtoub, Adam, and Retsef Levi. Operations Research Vol. 64, No. 2 (2016): 458-473.

"Near-Optimal Algorithms for the Assortment Planning Problem Under Dynamic Substitution and Stochastic Demand."

Goyal, Vineet, Retsef Levi, and Danny Segev. Operations Research Vol. 64, No. 1 (2016): 219-235.

"The Data-Driven Newsvendor Problem: New Bounds and Insights."

Levi, Retsef, Georgia Perakis, and Joline Uichanco. Operations Research Vol. 63, No. 6 (2015): 1294-1306. Appendix.

"The Nature and Sources of Variability in Pediatric Surgical Case Duration."

Bravo, Fernanda, Retsef Levi, Lynne R. Ferrari, and Michael L. McManus. Pediatric Anesthesia Vol. 25, No. 10 (2015): 999-1006.

"From Cost Sharing Mechanisms to Online Selection Problems."

Elmachtoub, Adam N., and Retsef Levi. Mathematics of Operations Research Vol. 40, No. 3 (2015): 542-557.

"Pooled Open Blocks Shorten Wait Times for Non-Elective Surgical Cases."

Zenteno, Ana C., Tim Carnes, Retsef Levi, Bethany Daily, Devon Price, Sue Moss and Peter Dunn. Annals of Surgery Vol. 262, No. 1 (2015): 60-67.

"Maintenance and Flight Scheduling of Low Observable Aircraft."

Cho, Phillip, Vivek F. Farias, John Kessler, Retsef Levi, Thomas Magnanti and Eric Zarybnisky. Naval Research Logistics Vol. 62, No. 3 (2015): 60-80.

"Maintenance Scheduling for Modular Systems – New Models and Algorithms."

Levi, Retsef, Thomas Magnanti, Jack Muckstadt, Danny Segev and Eric Zarybnisky. Naval Research Logistics Vol. 61, No. 6 (2014): 472-488.

"Matching Supply and Demand: Delayed Two-Phase Distribution at Yedioth Group—Models, Algorithms, and Information Technology."

Avrahami, Assaf, Yale Herer, and Retsef Levi. Interfaces Vol. 44, No. 5 (2014): 445-460.

"A Continuous Knapsack Problem with Separable Convex Utilities: Approximation Algorithms and Applications."

Levi, Retsef, Georgia Perakis and Gonzalo Romero. Operations Research Letters Vol. 42, No. 5 (2014): 367-373.

"Approximation Algorithms for Capacitated Stochastic Inventory Systems with Setup Cost."

Chao, Xiuli, Retsef Levi, Cong Shi and Huanan Zhang. Naval Research Logistics Vol. 61, No. 4 (2014): 304-319.

"Efficient Formulations for Pricing under Attraction Demand Models."

Keller, Philipp W., Retsef Levi, and Georgia Perakis. Mathematical Programming Vol. 145, No. 1-2 (2014): 223-261.

"Provably Near-Optimal Approximation Algorithms for Operations Management Models."

Levi, Retsef. INFORMS Tutorials in Operations Research (2014): 179-192.

"Delay of Transfer from the Intensive Care Unit: A Prospective Observational Study of Incidence, Causes and Financial Impact."

Johnson, Daniel W., Ulrich Schmidt, Edward A. Bittner, Benjamin Christensen, Retsef Levi and Richard M. Pino. Critical Care Vol. 17, No. 4 (2013): R128.

"Online Make-to-Order Joint Replenishment Model: Primal Dual Competitive Algorithms."

Buchbinder, Niv, Tracy Kimbrel, Retsef Levi, Konstantin Makarychev and Maxim Sviridenko. Operations Research Vol. 61, No. 4 (2013): 1014-1029.

"Approximation Algorithms for the Stochastic Lot-Sizing Problem with Order Lead Times."

Levi, Retsef and Cong Shi. Operations Research Vol. 61, No. 3 (2013): 593-602. Appendix.

"NP-Hardness Proof for the Assembly Problem with Stationary Setup and Additive Holding Costs."

Levi, Retsef, and Liron Yedidsion. Operations Research Letters Vol. 41, No. 2 (2013): 134-137.

"Driving New Science of Healthcare Delivery: What Does It Take to Make an Impact?"

Levi, Retsef and Ann L. Prestipino. Manufacturing and Service Operations Management (MSOM) Vol. 14, No. 4 (2012): 499-504. Commentary.

"Contract Designs with Incentive Alignment for Joint Ventures in the Healthcare Industry."

Retsef Levi, Georgia Perakis, Cong Shi, and Wei Sun. Refereed Proceedings of MSOM Conference (2012): 1-10.

"Modeling the Impact of Changing Patient Transportation System on Perioperative Process Performance in a Large Hospital: Insights from a Computer Simulation Study."

Segev, Danny, Retsef Levi, Peter F. Dunn, and Warren S. Sandberg. Health Care Management Science Vol. 15, No. 2 (2012): 155-169.

"Technical Note: A Sampling-based Approach to Appointment Scheduling."

Begen, Mehmet, Retsef Levi and Maurice Queyranne. Operations Research Vol. 60, No. 3 (2012): 675-681. Appendix.

"LP-based Approximation Algorithms for Capacitated Facility Location."

Levi, Retsef, David Shmoys and Chaitanya Swamy. Mathematical Programming Vol. 131, No. 1 (2012): 365-379.

"Approximation Algorithms for Supply Chain Planning and Logistics Problems with Market Choice."

Geunes, Joseph, Retsef Levi, Edwin Romeijn and David Shmoys. Mathematical Programming Vol. 130, No. 1 (2011): 85-106.

"Adaptive Data-Driven Inventory Control Policies Based on Kaplan-Meier Estimator."

Huh, Tim, Retsef Levi, Paat Rusmevichientong and James B. Orlin. Operations Research Vol. 59, No. 4 (2011): 929-941. Appendix.

"Provably Near-Optimal LP-Based Policies for Revenue Management of Reusable Resources."

Levi, Retsef, and Ana Radovanovic. Operations Research Vol. 58, No. 2 (2010): 503-507. Appendix.

"A Model for Understanding the Impacts of Demand and Capacity on Waitlists in a Congested Recovery Room."

Schoenmeyr, Tor I., Peter F. Dunn, David Gamarnik, Retsef Levi, David L. Berger, Bethany J. Daily, Wilton C. Levine, and Warren S. Sandberg. Anesthesiology Vol. 110, No. 6 (2009): 1293-1304.

"Approximation Algorithms for Capacitated Stochastic Inventory Control Models."

Levi, Retsef, Robin Roundy, David Shmoys, and Van Anh Truong. Operations Research Vol. 56, No. 5 (2008): 1184-1199. Appendix.

"Algorithms for Capacitated Rectangle Stabbing and Lot-Sizing with Joint Set-Up Costs."

Even, Guy, Retsef Levi, Dror Rawitz, Baruch Schieber, Shimon Shahar, and Maxim Sviridenko. ACM Transactions on Algorithms Vol. 4, No. 34 (2008): 1-17.

"A 2-Approximation Algorithm for Stochastic Inventory Control Models with Lost-Sales."

Levi, Retsef, Ganesh Janakiraman, and Mahesh Nagarajan. Mathematics of Operations Research Vol. 33, No. 2 (2008): 351-374.

"Approximation Algorithms for the Capacitated Multi-Item Lot-Sizing Problem Via Flow-Cover Inequalities."

Levi, Retsef, Andrea Lodi, and Maxim Sviridenko. Mathematics of Operations Research Vol. 33, No. 2 (2008): 461-474.

"A Constant Approximation Algorithm for the One-Warehouse Multi-Retailer Problem."

Levi, Retsef, Robin Roundy, David Shmoys, and Maxim Sviridenko. Management Science Vol. 54, No. 4 (2008): 763-776.

"Provably Near-Optimal Sampling-Based Policies for Stochastic Inventory Control Models."

Levi, Retsef, Robin Roundy, and David Shmoys. Mathematics of Operations Research Vol. 32, No. 4 (2007): 821-839.

"Approximation Algorithms for Stochastic Inventory Control Models."

Levi, Retsef, Martin Pál, Robin Roundy, and David Shmoys. Mathematics of Operations Research Vol. 32, No. 2 (2007): 284-302.

"Primal-Dual Algorithms for Deterministic Inventory Problems."

Levi, Retsef, Robin O. Roundy, and David Shmoys. Mathematics of Operations Research Vol. 31, No. 2 (2006): 267-284.

"Computing Provably Near-Optimal Policies for Stochastic Inventory Control Models."

Levi, Retsef; under supervision of Robin Roundy and David Shmoys. PhD Thesis (2005): 1-20.

"Base Stock Policies for Lost-Sales Models, State Space Aggregation and Limiting Transition Probabilities."

Arts, Joachim, Retsef Levi, and Geert-Jan van Houtum (Submitted to Naval Research Logistics), MIT Sloan Working Paper 5911-20. Cambridge, MA: MIT Sloan School of Management, 2020.

"Designing Sparse Minimum Knapsack Policies: an Application to Supply Chain Procurement."

Levi, Retsef, Georgia Perakis, and Gonzalo Romero (Submitted to Management Science), MIT Sloan Working Paper 6151-20. Cambridge, MA: MIT Sloan School of Management, 2020.

"Reverse Information Sharing: Reducing Costs in Supply Chains with Yield Uncertainty."

Harsha, Pavithra, Ashish Jagmohan, Retsef Levi, Elisabeth Paulson, and Georgia Perakis (Submitted to Management Science), MIT Sloan Working Paper 6172-20. Cambridge, MA: MIT Sloan School of Management, 2020.

"Impact of Access and Value on Fresh Food Consumption: Policy Implications."

Levi, Retsef, Georgia Perakis, and Elisabeth Paulson. (Submitted to Naval Research Logistics), MIT Sloan Working Paper 5317-17. Cambridge, MA: MIT Sloan School of Management, November 2019.

"Optimal Interventions for Increasing Healthy Food Consumption Among Low Income Households."

Levi, Retsef, Elisabeth Paulson, and Georgia Perakis (Submitted to Management Science), Working Paper. 2020.

"Improving Farmers' Income on Online Agri-platforms: Design and Field Implementation of a Two-stage Auction."

Levi, Retsef, Manoj Rajan, Somya Singhvi, and Y. Karen Zheng (Submitted to Management Science), Working Paper. 2020.

"An Adaptive SPT Rule for Scheduling and Testing Heterogeneous Jobs."

Levi, Retsef, Thomas L. Magnanti, and Yaron Shaposhnik (Submitted to Production and Operations Management), MIT Sloan Working Paper 5586-18. Cambridge, MA: MIT Sloan School of Management, August 2019.

"Artificial Shortage in Agricultural Supply Chains."

Levi, Retsef, Somya Singhvi, and Y. Karen Zheng (Submitted to Manufacturing and Service Operations Management), MIT Sloan Working Paper 5311-17. Cambridge, MA: MIT Sloan School of Management, May 2019.

"Inspection Intensity and the Adoption of Traceability in Wholesale Markets: A Game Theoretic Model and Empirical Evidence."

Liang, Qiao, Cangyu Jin, Retsef Levi, Nicholas Renegar, and Jiehong Zhou (Submitted to Journal of Agricultural Economics), MIT Sloan Working Paper 5895-19. Cambridge, MA: MIT Sloan School of Management, December 2019.

"A Risk-Sharing Pricing Contract for Healthcare Referral Services."

Bravo, Fernanda, Retsef Levi, Georgia Perakis, and Gonzalo Romero (Submitted to Production and Operations Management), MIT Sloan Working Paper 5379-18. Cambridge, MA: MIT Sloan School of Management, January 2018.

"Measuring Work After Work Using Electronic Health Records."

Eisenstat, Stephanie A., Michael Hu, Retsef Levi, Walter J. O’Donnell, MIT Sloan Working Paper 5517-18. Cambridge, MA: MIT Sloan School of Management, 2018.

"Optimizing Purchasing and Handling Costs for Supply Chain Procurement."

Genser, Bradley, Retsef Levi, Georgia Perakis, and Gonzalo Romero, MIT Sloan Working Paper 5518-18. Cambridge, MA: MIT Sloan School of Management, 2018.

"Stochastic Selection Problems with Testing."

Attias, Chen, Robert Krauthgamer, Retsef Levi, and Yaron Shaposhnik. (Submitted to Management Science), MIT Sloan Working Paper 5312-17. Cambridge, MA: MIT Sloan School of Management, 2018.

"A Data-Driven Approach to Managing Risk in Global Food Supply Chains."

Anoun, Amine, Retsef Levi, and Tauhid Zaman, Working Paper. 2017.

"A Network Based Risk Measure for Global Food Supply Chains."

Anoun, Amine, Retsef Levi, and Tauhid Zaman, MIT Sloan Working Paper 5319-17. Cambridge, MA: MIT Sloan School of Management, December 2017.

"Impacts of Shift Patterns on Patients' Length of Stay."

Berube, Rhodes, Peter Dunn, Kimia Ghobadi, Andrew Johnston, Retsef Levi, and Walter O'Donnell, MIT Sloan Working Paper 5320-17. Cambridge, MA: MIT Sloan School of Management, December 2017.

"Surgical-Supply Inventory Policies."

Zvi, Noa Ben, Bethany Daily, Peter Dunn, Retsef Levi, Matthew Schlanser, and Cecilia Zenteno. Work in Progress. (Part of the theses of Matthew Schlanser and Noa Ben Zvi), MIT Sloan Working Paper 5334-17. Cambridge, MA: MIT Sloan School of Management, December 2017.

"The Box Property of Capacitated Stochastic Resource Allocation Problems."

Huh, Tim, Ganesh Janakiraman, Retsef Levi, Mahesh Nagarajan, and Robin Roundy. Work in Progress, MIT Sloan Working Paper 5335-17. Cambridge, MA: MIT Sloan School of Management, December 2017.

"Real-Time Outpatient Scheduling with Patient Choice."

Ghobadi, Kimia, Inga Lennes, Retsef Levi, Adam Marshall, Wendi Reib, and Cecilia Zenteno. (Submitted to MSOM – revision requested), MIT Sloan Working Paper 5314-16. Cambridge, MA: MIT Sloan School of Management, December 2016.

"Process-Driven Discussions in Team-Based Decision Making for Operational Risk Management."

Levi, Retsef, Shujing Wang, and Yanchong (Karen) Zheng, MIT Sloan Working Paper 5321-15. Cambridge, MA: MIT Sloan School of Management, December 2015.

"Data-Driven Optimization to Understand Healthcare Network Costs and Resource Allocation."

Braun, Marcus, Fernanda Bravo, Vivek Farias, and Retsef Levi, Working Paper. 2014.

"Systematic Risk Management of the China-Based Manufactured Jerky Treats."

Domike, Reuben, Retsef Levi, Stacy Springs, Shannon Stewart, Tauhid Zaman, and Karen Zheng. Work in Progress, MIT Sloan Working Paper 5332-14. Cambridge, MA: MIT Sloan School of Management, December 2014.

"The Association Between Transfer Delays in ICU and Increased Hospital Length of Stay."

Christensen, Benjamin, Sara Dolcetti, Peter Dunn, Retsef Levi, David Scheinker and Uli Schmidth, MIT Sloan Working Paper 5322-14. Cambridge, MA: MIT Sloan School of Management, December 2014.

"A Service-Based Discrete Event Simulation Model for Capacity Planning and Design of Patient Flow Policies in Intensive Care Units."

Gamarnik, David, Retsef Levi, Mike McManus, and Tom Wongsakom, MIT Sloan Working Paper 5323-13. Cambridge, MA: MIT Sloan School of Management, December 2013.

"Base-Stock Policies for Lost-Sales Models: State Space Aggregation and Limiting Transition Probabilities."

Arts, Joachim, Retsef Levi, and Geert-Jan van Houtum, Working Paper. 2013.

"Intra-day Surgical Scheduling & PACU Patient Flow."

Daily, Bethany, Peter Dunn, Retsef Levi, Ashleigh Range, and Cecilia Zenteno. Work in Progress. (Part of the thesis of Ashleigh Range), MIT Sloan Working Paper 5333-13. Cambridge, MA: MIT Sloan School of Management, December 2013.

"The Efficiency of Revenue Sharing Contracts in Joint Ventures in Operations Management."

Levi, Retsef, Georgia Perakis, Cong Shi and Wei Sun, Working Paper. 2012.

"Mathematical Programming Analysis of a Graph Visiting Problem."

Levi, Retsef, Thomas Magnanti, Danny Segev, and Eric Zarybnisky. (Submitted to Mathematical Programming – revision requested), MIT Sloan Working Paper 5315-11. Cambridge, MA: MIT Sloan School of Management, December 2011.

"Regret Optimization for Stochastic Inventory Models with Spread Information."

Levi, Retsef, Georgia Perakis, and Joline Uichanco. Submitted to Operations Research – revision requested, MIT Sloan Working Paper 5316-11. Cambridge, MA: MIT Sloan School of Management, December 2011.

"Sampling-Based Algorithms for Airline Revenue Management Problems."

Levi, Retsef, Tim Huh, and Tiam Hai Lee, Working Paper. 2009.

"New Policies for Stochastic Inventory Control Models - Theoretical and Computational Results."

Levi, Retsef, Gavin Hurley, Peter Jackson, Robin O. Roundy, and David B. Shmoys, Working Paper. 2006.

"Health Systems Innovation: Analytics in Action."

Copenhaver, Michael Hu, Retsef Levi, Kyan Safavi, and Ana Cecelia Zenteno Langle. In Operations Research & Management Science in the Age of Analytics, edited by Serguei Netessine, 238-266. Seattle, WA: INFORMS, 2019.

"Economically Motivated Adulteration in Farming Supply Chains."

Retsef Levi, Somya Singhvi, and Y. Karen Zheng. In Proceedings of MSOM Supply Chain Management 2018 SIG Meeting, Dallas, TX: July 2018.

"Impact of Access and Value on Fresh Food Consumption: Policy Implications."

Retsef Levi, Georgia Perakis, and Elisabeth Paulson. In Proceedings of the 2018 MSOM Conference, Dallas, TX: July 2018.

"Speculative Shortages in Agricultural Supply Chains: The Effect of Government Interventions."

Retsef Levi, Somya Singhvi and Karen Zheng. In Proceedings of the 2018 MSOM Conference, Dallas, TX: July 2018.

"Submodular Batch Scheduling for Warehouse Picking."

Daniel Chen, Retsef Levi and Georgia Perakis. In Proceedings of the 2018 MSOM Conference, July 2018.

"Valuing and Optimizing Non-facetime Work in Determining Practice Workload."

Stephanie Eisenstat, Michael Hu and Retsef Levi. In MSOM Supply Chain Management SIG 2018, Dallas, TX: July 2018.

"Case Study: The Yedioth Group."

Retsef Levi. Cambridge, MA: 2014.

"Case Study 11-116: Massachusetts General Hospital's Pre-Admission Testing Area (PATA)."

Kelsey McCarty, Jérémie Gallien, and Retsef Levi. Cambridge, MA: January 2012.
  • Contact Information

    Retsef Levi

    J. Spencer Standish (1945) Professor of Management

    MIT Sloan School of Management

    100 Main Street

    Cambridge, MA 02142

    Office: E62-562

    Tel: (617) 253-4155

    E-mail: retsef@mit.edu

    Visit: Retsef's MIT Sloan Faculty Page

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    Tel: (617) 253-2656

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