Itay Gurvich

PhD student, Decision, Risk & Operations Division                                     

Graduate School of Business
Columbia University

e-mail: ig2126@columbia.edu 

 

Curriculum Vitae

 

 

EDUCATION

  • Ph.D.Candidate, Decision, Risk & Operations, Columbia Business School, 2004-present
  • M.Sc. (summa cum laude) in Operations Research, Technion, Israel Institute of Technology, 2004.

          Thesis Subject: “Design and Control of the M/M/N Queue with Multi-Type Customers and Many Servers”.

          Under supervision of Prof. Avishai Mandelbaum. [Thesis in PDF Format]

  • B.Sc. (summa cum laude) in Industrial Engineering, Technion, Israel Institute of Technology, 2002.

 

RESEARCH PAPERS

  1. Gurvich I., Armony M. and Mandelbaum A.  (2005) Service Level Differentiation in Call Centers with Fully Flexible Servers. Management Science 54(2), 279-294. [abstract] [full article] [technical appendix]
  2. Armony M., Gurvich I. (2006) When Promotions Meet Operations: Cross Selling and Its Effect on Call-Center Performance. . Revised, August 2007. [abstract] [full article] [appendix]
  3. Gurvich I., Armony, M., Maglaras, C. (2006) Cross-Selling in a Call Center with a Heterogeneous Customer Population. Operations Research – forthcoming. [abstract] [full article] [appendix]
  4. Gurvich I., Whitt W. (2006) Service-Level Differentiation in Many-Server Service Systems: A Solution Based on Fixed-Queue-Ratio Routing. Revised, October 2007 [abstract] [full article]
  5. Allon G., Gurvich I., (2007) Competition in Large Scale Service Systems: Do Waiting Time Standards Matter? Revised, December 2007
  6. Gurvich I., Whitt W. (2007) Scheduling Flexible Servers with Convex Delay Costs In Many-Server Service Systems. Manufacturing and Service Operations Management (M&SOM) - forthcoming [abstract] [full article]
  7. Gurvich I., Whitt W. (2007) Queue-and-idleness-ratio controls in many-server service systems. Submitted, October 2007. [abstract] [full article]
  8. Allon G., Bassamboo A., Gurvich I. (2007) “We Will be Right with You": Managing Customers with Vague Promises. Submitted, October 2007. [abstract] [full article]

 

ONGOING RESEARCH

  1. Gurvich I., Zeevi A., Validity of Heavy-Traffic Steady-State Approximations in Open Queueing Networks: Sufficient conditions involving state-space collapse  [abstract]
  2. Gurvich I., Tezcan T. (2007) Workforce planning and scheduling in large call centers: Towards a unified approach  [abstract]