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Vahid Sarhangian

University of Toronto - Department of Mechanical and Industrial Engineering

5 King's College Road

Toronto, Ontario M5S 3G8

Canada

  • University of Toronto - Department of Mechanical and Industrial Engineering

SCHOLARLY PAPERS

8

DOWNLOADS
Rank 44,192

SSRN RANKINGS

Top 44,192

in Total Papers Downloads

2,843

TOTAL CITATIONS

22

Scholarly Papers (8)

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1.

Optimizing Inter-Hospital Patient Transfer Decisions During a Pandemic: A Queueing Network Approach

Number of pages: 47 Posted: 21 Dec 2021 Last Revised: 24 Jan 2024
Timothy Chan, Jangwon Park, Frances Pogacar, Vahid Sarhangian, Erik Hellsten, Fahad Razak and Amol Verma
University of Toronto, Mechanical and Industrial Engineering Department, University of Toronto, Mechanical and Industrial Engineering Department, University of Toronto - Department of Mechanical and Industrial Engineering, University of Toronto - Department of Mechanical and Industrial Engineering, University of Toronto - Department of Health Policy and Management, University of Toronto - Department of Medicine and University of Toronto - Department of Medicine
Downloads 613 (109,586)
Citation 1

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Patient flow, capacity strain, health equity, queueing, stochastic control, fluid approximation

2.

Online Learning for Dynamic Service Mode Control

Stanford University Graduate School of Business Research Paper No. 5123355
Number of pages: 100 Posted: 20 Feb 2025 Last Revised: 25 Apr 2026
Wenqian Xing, Yue Hu, Anand Kalvit and Vahid Sarhangian
Stanford University - Department of Management Science & Engineering, Stanford Graduate School of Business, Stanford University and University of Toronto - Department of Mechanical and Industrial Engineering
Downloads 486 (145,565)

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Service mode control, Queueing, Unknown parameters, Bandit feedback, Online learning, Regret, Human-AI complementarity

3.

Rational Abandonment from Observable Priority Queues: Equilibrium Strategy, Performance, and Pricing Implications

Columbia Business School Research Paper No. 15-93, Rotman School of Management Working Paper No. 2679328
Number of pages: 73 Posted: 24 Oct 2015 Last Revised: 11 Mar 2026
Philipp Afeche and Vahid Sarhangian
University of Toronto - Rotman School of Management and University of Toronto - Department of Mechanical and Industrial Engineering
Downloads 461 (155,435)
Citation 16

Abstract:

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service operations, rational abandonment, pricing, priority queues, optimal stopping

4.

Data-Driven Platelet Inventory Management Under Uncertainty in the Remaining Shelf-Life of Units

Production and Operations Management, Forthcoming
Number of pages: 48 Posted: 03 Jun 2021 Last Revised: 24 Aug 2022
Hossein Abouee Mehrizi, Mahdi Mirjalili and Vahid Sarhangian
University of Waterloo, University of Toronto, Mechanical and Industrial Engineering Department and University of Toronto - Department of Mechanical and Industrial Engineering
Downloads 363 (204,523)
Citation 2

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Perishable inventory management, blood supply chain management, empirical risk minimization, robust optimization

5.

The Effects of Information on Abandonment and Congestion in Non-Stationary Priority Queues

Rotman School of Management Working Paper No. 4197121
Number of pages: 78 Posted: 29 Aug 2022 Last Revised: 03 Jan 2026
Philipp Afeche, Junqi Hu, Rouba Ibrahim and Vahid Sarhangian
University of Toronto - Rotman School of Management, Old Dominion University - Information Technology & Decision Sciences, University College London and University of Toronto - Department of Mechanical and Industrial Engineering
Downloads 333 (226,528)

Abstract:

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State-dependent abandonment, information-dependent abandonment, priority queues, time-varying arrivals, service systems

6.

What Causes Delays in Admission to Rehabilitation Care? A Structural Estimation Approach

Number of pages: 42 Posted: 30 Aug 2022 Last Revised: 24 Jun 2023
Jing Dong, Berk Gorgulu and Vahid Sarhangian
Columbia University - Columbia Business School, Decision Risk and Operations, McMaster University - DeGroote School of Business and University of Toronto - Department of Mechanical and Industrial Engineering
Downloads 259 (294,135)

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7.

Inventory Management with Advance Booking Information: The Case of Surgical Supplies and Elective Surgeries

Number of pages: 50 Posted: 17 Jun 2023 Last Revised: 26 Jan 2024
Jacky Chan, Berk Gorgulu and Vahid Sarhangian
University of Toronto - Department of Mechanical and Industrial Engineering, McMaster University - DeGroote School of Business and University of Toronto - Department of Mechanical and Industrial Engineering
Downloads 201 (380,469)

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Stochastic Inventory Control, Advance Information, Surgical Supplies, Healthcare Supply Chain

8.

Utilizing Partial Flexibility to Improve Emergency Department Flow: Theory and Implementation

Number of pages: 48 Posted: 10 Jan 2022 Last Revised: 02 Jun 2022
Carri W. Chan, Vahid Sarhangian, Prem Talwai and kriti gogia
Columbia University - Columbia Business School, Decision Risk and Operations, University of Toronto - Department of Mechanical and Industrial Engineering, Massachusetts Institute of Technology (MIT) and affiliation not provided to SSRN
Downloads 127 (569,079)
Citation 3

Abstract:

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Healthcare, staffing, emergency department, queueing, partial flexibility, empirical evaluation