Research

$Description: Description: G:\PUBLIC_HTML\triangle.gif$ PUBLICATIONS

A Method for Estimating Stock-Out Based Substitution Rates by Using Point-of-Sale Data, with Ömer Cem Öztürk and Barış Tan, IIE Transactions, Vol. 41, No. 5, 408-420, 2009.
Pricing and Lot-Sizing Decisions in a Two-Echelon System with Transportation Costs, with Can Yıldırmaz and Serpil Sayın, OR Spectrum, Vol. 31 , No. 3 , 629-650, 2009.
Optimal Quantity Discount Design with Limited Information Sharing, with Panos Kouvelis, Decision Sciences, Vol. 39 , No. 4 , 791-819, November 2008.
Single-Supplier/Multiple-Buyer Supply Chain Coordination: Incorporating Buyers’ Expectations under Vertical Information Sharing, with Serpil Sayın, European Journal of Operational Research, Vol. 187, 746-764, 2008.
Assigning Cross-Trained Workers to Departments: A Two-Stage Optimization Model to Maximize Utility and Skill Improvement, with Serpil Sayın, European Journal of Operational Research, Vol. 176, 1643-1658, 2007.
Minimizing Sum of Completion Times on a Single Machine with Sequence-Dependent Family Setup Times, with Can Akkan, Journal of the Operational Research Society, Vol. 57, No. 3, 271-280, 2006.
The Two-Machine Flowshop Total Completion Time Problem: Improved Lower Bounds and a Branch-and-Bound Algorithm, with Can Akkan, European Journal of Operational Research, Vol. 159, 420-429, 2004.
Can the Desired Service Level be Achieved When the Demand and Lost Sales are Unobserved?, with Barış Tan, IIE Transactions, Vol. 36, 345-358, 2004.
Assembly Line Balancing in a Mixed-Model Sequencing Environment, with Serpil Sayın, European Journal of Operational Research, Vol. 149, No. 2, 417-429, September 2003.
A Min-Max-Sum Resource Allocation Problem and its Applications, with P. Kouvelis and G. Yu, Operations Research, Vol. 49, No. 6, 913-922, November-December 2001.
Modelling and Scheduling of an Asynchronous Cyclic Production Line with Multiple Parts, with Barış Tan, Journal of the Operational Research Society, Vol. 51, No. 11, 1296-1308, November 2000.
Part Transfer Mode Selection in a Cyclic Mixed-Model Line, IEEE Transactions on Robotics and Automation, Vol. 16, No 5, 588-591, October 2000.
A Min-Sum-Max Resource Allocation Problem, with P. Kouvelis, IIE Transactions, Vol. 32, No 3, 263-271, 2000.
Cyclic Scheduling in Synchronous Production Lines, with P. Kouvelis, IIE Transactions, Vol. 31, No 8, 709-719, August 1999.
A Bicriteria Approach to the Two-Machine Flow Shop Scheduling Problem, with Serpil Sayın, European Journal of Operational Research, Vol. 113, 435-449, 1999.
Stochastic Cyclic Scheduling Problem in Synchronous Assembly and Production Lines, with Barış Tan, Journal of the Operational Research Society, Vol. 49, No. 11, 1173-1187,1998.
Flow Line Scheduling Problem with Controllable Processing Times, with P. Kouvelis, IIE Transactions, Vol. 29, No 1, January 1997.
Measuring Service Quality: Evaluation of a Method, with C. M. Alpaslan, Industrial Engineering Journal of Chamber of Turkish Engineers, Vol. 7, No 1 January-February 1996 (in Turkish).
Cyclic Scheduling in Flow Lines: Modeling Observations, Effective Heuristics, and a Cycle Time Minimization Procedure, with P. Kouvelis, Naval Research Logistics, Vol. 43, 211-231, 1996.
Marketing--Manufacturing Interface, with Mehmet Pasa, Industrial Engineering Journal of Chamber of Turkish Engineers, Vol. 5, No 5, September-October 1995 (in Turkish).
The Discrete Resource Allocation Problem in Flow Lines, with P. Kouvelis and G. Yu, Management Science, Vol. 41, No 9, September 1995.
The Interface of Buffer Design and Cyclic Scheduling Decisions in Deterministic Flow Lines, with P. Kouvelis, Annals of Operations Research, Vol. 50, 1994.
The Permutation Flow Shop Scheduling Problem with Sum of Completion Times Performance Criterion, with P. Kouvelis, Naval Research Logistics, Vol. 40, (1993), 843-862.
Exact and Approximate Algorithms for the Loop Layout Problem, with A. S. Kiran, Journal of Production Planning and Control, Vol. 4, No.3 (1993), 253-259.
A Location Problem on Unicyclic Networks: Balanced Case, with A. S. Kiran and A. T. Unal, European Journal of Operational Research, 62 (1992), 194-202.
Games, Critical Paths and Assignment Problems in Permutation Flow Shops and Cyclic Scheduling Flow Line Environments, with P. Kouvelis and A. S. Kiran, Journal of the Operational Research Society, Vol. 43, No. 3 (1992), 241-258.
Scheduling in Flexible Manufacturing Systems, with A. S. Kiran, Industrial Engineering, Journal of Chamber of Turkish Engineers, Vol. 1, (4), 3-9, November 1989 (in Turkish).

$Description: Description: G:\PUBLIC_HTML\triangle.gif$ WORKING PAPERS

Project Selection in Knowledge Intensive Environments: A Human Resources Perspective, with Eda Kaya and Serpil Sayın.
Retail Inventory Management with Stock-Out Based Dynamic Demand Substitution, with Barış Tan.
Pricing and Scheduling with Multiple Products and Non-Cooperative Agents.

$Description: Description: G:\PUBLIC_HTML\triangle.gif$ EDITORIAL ACTIVITIES

Senior Editor, POM
Associate Editor, IIE Transactions 1997-2007.

$Description: Description: G:\PUBLIC_HTML\triangle.gif$ H ome