Research

My google scholar page

Publications & Working Papers

Select working papers

1. Miao Bai, Nan Liu, Zheng Zhang (2022) Helping the Captive Audience: Advance Notice of Diagnostic Service for Hospital Inpatients. Working paper.

   • First Prize, INFORMS Service Science Best Cluster Paper Competition, 2023

2. Nan Liu, Shan Wang, Noa Zychlinski (2023) RL or URL: Managing Outpatient (Tele)visits with Strategic Behavior. Working paper. 

3. Yunchao Xu, Mor Armony, and Nan Liu (2021) On Withholding Capacity from Strategic Patients. Working paper. 

   • Finalist, INFORMS Healthcare Applications Society (HAS) Best Student Paper Competition, 2019

4. Nan Liu, Sergei Savin, Matthew Steinberg, and Vanitha Virudachalam (2023) Education as a Coproduced Service: Incentivizing Teachers and Students. Work in progress.

Published & forthcoming papers

1. Nan Liu, Guohua Wan, and Shan Wang (2024) Design of Patient Visit Itineraries in Tandem Systems. Manufacturing & Service Operations Management, published online [Publisher Link].

   • Third Prize, Chinese Scholars Association for Management Science and Engineering (CSAMSE) Best Paper Competition, 2022

2. Yunting Shi, Nan Liu, Guohua Wan (2023) Treatment Planning of Victims with Heterogeneous Time-sensitivities in Mass-casualty Incidents. Operations Research, published online [Publisher Link]. 

   • Honorable Mention, POMS-HK International Conference Best Student Paper Competition, 2024

   • Finalist, INFORMS Public Sector Operations Research Best Paper Award, 2023

   • Third Place, POMS International Conference in China Best Paper Competition, 2023

   • The Nagesh Murthy  Emerging Economies Doctoral Student Award for Asia – Pacific region, POMS, 2023

   • Finalist, POMS College of Humanitarian Operations and Crisis Management Best Paper Competition, 2022.

   • First Prize, Chinese Scholars Association for Management Science and Engineering (CSAMSE) Best Paper Competition, 2021

3. Nan Liu, Willem van Jaarsveld, Shan Wang, and Guanlian Xiao (2023) Managing  Outpatient Service with Strategic Walk-ins. Management Science 69(10): 5904-5922. [Publisher Link]. 

4. Christos Zacharias, Nan Liu, Mehmet Begen (2022) Dynamic Inter-day and Intra-day Scheduling. Operations Research 72(1): 317-335.  [Publisher Link]. 

5. Qingxia Kong, Shan Li, Nan Liu, Chung-Piaw Teo, and Zhenzhen Yan (2020) Appointment Scheduling under Time-Dependent Patient No-show Behavior. Management Science 66(8): 3480–3500. [Publisher Link].

6. Shan Wang, Nan Liu, and Guohua Wan (2020) Managing Appointment-based Services in the Presence of Walk-in Customers. Management Science 66(2): 667-686. [Publisher Link] 

   • First Place, 2019 POMS-HK International Conference Best Student Paper Competition.

   • Winner, 2018 IBM Best Student Paper Award for INFORMS Service Science.

   • Winner, 2018 POMS College of Healthcare Operations Management (CHOM) Best Paper Competition.

   • Third Place, 2017 INFORMS Healthcare Applications Society (HAS) Best Student Paper Competition.

   • Honorable Mention, 2017 Chinese Scholars Association for Management Science and Engineering (CSAMSE) Annual Conference Best Paper Award.

   • Winner, 2017 Emerging Economies Doctoral Student Award (EEDSA) by the Production and Operations Management Society (POMS).

7. Nan Liu, Yuhang Ma, and Huseyin Topaloglu (2020) Assortment Optimization under the Multinomial Logit Model with Sequential Offerings. INFORMS Journal on Computing, 32(3): 835-853 .  [Publisher Link]

8. Nan Liu, Peter M. van de Ven, and Bo Zhang (2019) Managing Appointment Booking under Customer Choices. Management Science 65(9): 4280-4298. [Publisher Link]

9. Nan Liu, Van-Anh Truong, Xinshang Wang, and Brett Anderson (2019) Integrated Scheduling and Capacity Planning with Considerations for Patients’ Length-of-Stays. Production and Operations Management 28(7): 1735-1756. [Publisher Link]

   • Wickham-Skinner Award (2020): the best paper published in Production and Operations Management in the year 2019.

10. Nan Liu, Stacey Finkelstein, Margaret Kruk, and David Rosenthal (2018) When Waiting to See a Doctor is Less Irritating: Understanding Patient Preferences and Choice Behavior in Appointment Scheduling. Management Science 64(5): 1975-1996. [Publisher Link]

    • Lead Article in the 2018 May issue of Management Science

    • Featured by Management Science Review blog 

11. Stacey Finkelstein, Nan Liu, David Rosenthal, and Lusine Poghosyan (2018) Why Open Access Might Not Work: Understanding Patient Attitudes in Appointment Scheduling. Health Care Management Review 43(4): 348-358.

12. Nan Liu (2016) Optimal Choice for Appointment Scheduling Window under Patient No-show Behavior. Production and Operations Management, 25(1) 128-142. [Publisher Link]

    • Third Place, 2013 INFORMS Junior Faculty Interest Group (JFIG) Paper Competition

13. Nan Liu, Patricia Stone, and Rebecca Schnall (2016) Impact of Mandatory HIV Screening in the Emergency Department: A Queuing Study. Research in Nursing & Health 39(2): 121-127.

14. Yao Zhao, Nan Liu, Yijun Wang, and Kathleen Hickey (2016) A Rolling Horizon Pharmacokinetic Pharmacodynamic Model for Warfarin Inpatients in transient Clinical States. Personalized Medicine 13(1): 21-32.

15. Linda Green and Nan Liu (2015) A Study of New York City Obstetrics Units Demonstrates the Potential for Reducing Hospital Inpatient Capacity. Medical Care Research and Review 72(2): 168-186.

    • Media coverage: Excess obstetrics beds cost $26 million a year, Crain’s Health Pulse cover story on April 10, 2015; NYC has a nine percent – $26.4 million – excess of obstetrics beds, Dotmed daily news.

16. Lusine Poghosyan, Jingjing Shang, Jianfang Liu, Hermine Poghosyan, Nan Liu, and Bobbie Berkowitz (2015) Nurse Practitioners as Primary Care Providers: Creating Favorable Practice Environments in New York State and Massachusetts. Health Care Management Review 40(1): 46-55.

17. Jacob Feldman, Nan Liu, Huseyin Topaloglu, and Serhan Ziya (2014) Appointment Scheduling under Patient Preference and No-show Behavior. Operations Research 62(4): 794-811. [Publisher Link]

18. Nan Liu and Serhan Ziya (2014) Panel Size and Overbooking Decisions for Appointment-based Services under Patient No-shows. Production and Operations Management 23 (12): 2209-2223. [Publisher Link]

19. Rebecca Schnall and Nan Liu (2014) Timing Matters: HIV Testing Rates in the Emergency Department. Nursing Research and Practice, vol. 2014, Article ID 575130.

20. Rebecca Schnall, Nan Liu, Jeremy Sperling, Robert Green, Sunday Clark, and David Vawdrey (2014) An Electronic Alert for HIV Screening in the Emergency Department Increases Screening but not the Diagnosis of HIV. Applied Clinical Informatics 5(1): 299-312.

21. Nan Liu, Stacey Finkelstein, and Lusine Poghosyan (2014) A New Model for Nurse Practitioner Utilization in Primary Care: Increased Efficiency and Implication. Health Care Management Review 39(1): 10-20.

22. Lufa Zhang and Nan Liu (2014) Health Reform and Out-of-Pocket Payments: Lessons from China. Health Policy and Planning 29(2): 217-226.

23. Tim Huh, Nan Liu, and Van-Anh Truong (2013) Multiresource Allocation Scheduling in Dynamic Environments. Manufacturing & Service Operations Management 15(2): 280-291. [Publisher Link]

24. David Klein, Miriam Laugesen, and Nan Liu (2013) The Patient Centered Medical Home: A Future Standard for American Health Care? Public Administration Review 73(s1): 582-591, special issue on health care reform.

    • Commentary: A Variation on the Patient-Centered Medical Home: Transforming Primary Care within the Veteran's Health Administration by Jacqueline K. Spencer, MD, Medical Director of VA Boston Healthcare System. 

25. Stacey Finkelstein, Nan Liu, Beena Jani, David Rosenthal, and Lusine Poghosyan (2013) Appointment Reminder Systems and Patient Preferences: Patient Technology Usage and Familiarity with Other Service Providers as Predictive Variables. Health Informatics Journal 19(2): 79-90.

26. Rebecca Schnall, Jeremy D. Sperling, Nan Liu, Robert A. Green, Sunday Clark, and David K. Vawdrey (2013). The Effect of An Electronic "Hard-stop" Alert on HIV Testing Rates in the Emergency Department. Studies in Health Technology and Informatics 192: 432-6. 

27. Nan Liu and Thomas D’Aunno (2012) The Productivity and Cost-efficiency of Models for Involving Nurse Practitioners in Primary Care: A Perspective from Queueing Analysis. Health Services Research 47(2): 594-613.

    • Media coverage: Patching our primary care system, The Washington Post.

    • Cited by the American Academy of Family Physicians: “Primary Care for the 21st Century: Ensuring a Quality Physician-Led Team for Every Patient”

28. Nan Liu, Serhan Ziya, and Vidyadhar Kulkarni (2010) Dynamic Scheduling of Outpatient Appointments under Patient No-shows and Cancellations. Manufacturing & Service Operations Management 12(2): 347-364. [Publisher Link]

29. Nan Liu and Vidyadhar Kulkarni (2009) Decomposition Property for Markov-modulated Queues with Applications to Warranty Management. Probability in the Engineering and Informational Sciences 23(3): 433-447. [Publisher Link] 

30. Bo Huang, Nan Liu, and Magesh Chandramouli (2006) A GIS Supported Ant Algorithm for the Linear Feature Covering Problem with Distance Constraints. Decision Support Systems 42(2): 1063-1075.

31. Nan Liu, Bo Huang, and Magesh Chandramouli (2006) Optimal Siting of Fire Stations using GIS and ANT Algorithm. Journal of Computing in Civil Engineering, 20(5): 361-369.

32. Nan Liu, Bo Huang, and Xiaohong Pan (2005) Using Ant Algorithm to Derive Pareto Fronts for Multi-objective Siting of Emergency Facilities. Transportation Research Record 1935 (1): 120-129.

33. Bo Huang and Nan Liu (2004) Bilevel Programming Approach to Optimizing a Logistic Distribution Network with Balancing Requirements. Transportation Research Record 1894 (1): 188-197.

34. Bo Huang and Nan Liu (2004) Mobile Navigation Guide for the Visually Disabled. Transportation Research Record 1885 (1): 28-34.

Book Chapters

1. Nan Liu. Ambulatory Care. In Handbook of Healthcare Analytics: Theoretical Minimum for Conducting 21st Century Research on Healthcare Operations, T. Dai and S. Tayur (Editors), John Wiley& Sons, August 2018. 

2. Noah Gans, Nan Liu, Avishai Mandelbaum, Haipeng Shen, and Han Ye (2010) Service Times in Call Centers: Agent Heterogeneity and Learning, with some Operational Consequences. In Borrowing Strength: Theory Powering Applications -- A Festschrift for Lawrence D. Brown. Institute of Mathematical Statistics Collections Vol. 6, 99-123.

3. Nan Liu (2011) Limit theorems for renewal processes. In Wiley Encyclopedia of Operations Research and Management Science, J. J. Cochran, L. A. Cox, Jr., P. Keskinocak, J. P. Kharoufeh, and J. C. Smith (Editors), John Wiley & Sons, 2011.