Faculty Directory A to Z

Operations Management, Quantitative Methods and Information Systems

Research Interests

Methods: Queuing theory, Simulation, Optimization, Game theory
Application: Omnichannel retailing, Warehouse management, Logistics management, Product pricing and inventory management, Last-mile delivery

Research Articles

Raj, G., Roy, D., De Koster, R., & Bansal V., Cost-Service quality trade-offs in e-commerce order fulfillment: Integrating order picking, batching, and last-mile delivery.
- Status: Reject and Resubmit
- Target Journal: European Journal of Operations Research (ABDC- A*)
Raj, G., Roy, D., Dada, M., & Bisi, A. Omnichannel retail price competition.
- Status: Manuscript Preparation
- Target Journal: Management Science (FT 50 Journal)
Raj, G. & Roy, D. Workforce staffing in online order fulfillment with workforce availability.
- Status: Analysis & Manuscript Preparation
- Target Journal: Transportation Research-E (ABDC-A*)
Raj, G., Roy, D., & Dada, M., Due time setting with endogenous demand.
- Status: Manuscript Preparation
- Target Journal: Management Science (FT 50 Journal)
Raj, G., Jayaswal, S., & Sinha, A. Network diversion problem
- Status: Analysis & Manuscript Preparation
- Target Journal: Operations Research (FT 50 Journal)

Peer-Reviewed Conference Presentations

Raj, G., Roy, D., Dada, M., & Bisi, A. (December, 2022). Modeling competing omnichannel retailers. POMS India International Conference, Indian Institute of Management, Kozhikode, India. Awarded first prize in the POMS issue track.
Raj, G., Roy, D., & Dada, M. (December, 2022). Due time setting with endogenous demand. POMS India International Conference, Indian Institute of Management, Kozhikode, India.
Awarded second prize across all tracks.
Raj, G., Roy, D., & De Koster, R. (December, 2021). Cost-Service quality trade-offs in e-commerce order fulfillment: Integrating order picking, batching, and last-mile delivery. 9th INFORMS Transportation Science and Logistics Society Workshop, Indian Institute of Management, Ahmedabad, India.
Raj, G., & Roy, D. (November, 2020). Minimizing grocery order fulfillment time. INFORMS Annual Meeting.

Professional Affiliations and Service

Institute for Operations Research and the Management Sciences (INFORMS): Member
Production and Operations Management Society (POMS): Member
Placement Coordinator, Ph.D. program, Indian Institute of Management Ahmedabad, 2019-20.
Student Coordinator, IIMA Doctoral Summer School 2017 (DSS-17), Indian Institute of Management Ahmedabad, India.