Published Papers:

  1. R. Randhawa and S. Kumar: “Multi-Server Loss Systems with Subscribers,” forthcoming in Mathematics of Operations Research, 2008.
  2. A. Bassamboo, S. Kumar and R. Randhawa: “Dynamics of New Product Introduction in Closed Rental Systems,” forthcoming in Operations Research, 2008.
  3. R. Randhawa and S. Kumar: “Usage Restriction and Subscription Services: Operational Benefits with Rational Customers,” forthcoming in Manufacturing and Service Operations Management, 2008.
  4. A. Ward and S. Kumar: “Asymptotically Optimal Admission Control of a Queue with Impatient Customers,” Mathematics of Operations Research, Vol. 33, No. 1, pp. 167–202, 2008.
  5. G. Shrimali and S. Kumar: “Bill-and-Keep Peering,” Telecommunications Policy, vol. 32, pp. 19–32, 2008.
  6. S. Kumar and L. Massoulie: “Integrating Streaming and File-transfer Internet Traffic: Fluid and Diffusion Approximations,” Queueing Systems, vol. 55, no. 4, pp. 195-205, 2007.
  7. J. Bendor, S. Kumar and D. A. Siegel. “Rational Parties and Retrospective Voters,” forthcoming in Topics in Analytical Political Economy, edited by William Barnett and Melvin J. Hinich, Vol. 15, Oxford, UK: Elsevier. 2006.
  8. K. Muthuraman and S. Kumar: “Multidimensional Portfolio Optimization with Proportional Transaction Costs,” Mathematical Finance, 16(2), pp.301-335, 2006.
  9. B. Ata and S. Kumar: " Heavy Traffic Analysis of Open Processing Networks with Complete Resource Pooling: Asymptotic Optimality of Discrete Review Policies," Annals of Applied Probability, 15(1A), pp.331-391, 2005.
  10. J. Bendor and S. Kumar: "The perfect is the enemy of the good: Adaptive versus optimal organizational reliability." Journal of Theoretical Politics, 17(1), pp.5-39, 2005.
  11. S. Kumar and M. Muthuraman: " A Numerical Method for Solving Singular Stochastic Control Problems,"  Operations Research, 52(4), pp.563-582, 2004.
  12. A. Parlakturk and S. Kumar: " Self-Interested Routing in Queueing Networks," Management Science, Vol. 50, No. 7, pp. 949-967, July 2004.   
  13. S. Kumar and J. Swaminathan: "Diffusion of Innovations under Supply Constraints," Operations Research, 51(6), pp. 866-879, 2003.
  14. E. Plambeck, S. Kumar and J. M. Harrison: "A Multiclass Queue in Heavy Traffic with Throughput Time Constraints: Asymptotically Optimal Dynamic Controls," Queueing Systems, 39, pp. 23-54, 2001.
  15. S. Kumar and P.R. Kumar: "Queueing Network Models in the Design and Analysis of Semiconductor Wafer Fabs," IEEE Transactions on Robotics and Automation, 17(5), pp.548-561, 2001. 
  16. S. Kumar: "Two-server closed networks in heavy traffic: diffusion limits and asymptotic optimality," Annals of Applied Probability, 10(3), pp. 930-961, 2000.
  17. P.R. Kumar and S. Kumar: "Semiconductor Manufacturing Scheduling," Wiley Encyclopedia of Electrical Engineering, pp.110-119, 1999.
  18. S. Kumar, R. Srikant, and P.R. Kumar: "Bounding blocking probabilities and throughput in queueing networks with buffer capacity constraints," Queueing Systems, 28, pp.55-77, 1998.
  19. S. Kumar and P.R. Kumar: "Closed queueing networks in heavy traffic: fluid limits and efficiency," in Stochastic Networks, Eds. P. Glasserman, K. Sigman, and D. Yao, Springer Lecture Notes in Statistics 117, 1996.
  20. S. Kumar and P.R. Kumar: "Fluctuation smoothing policies are stable for stochastic reentrant lines," Discrete Event Dynamic Systems, 6, pp.361-370, 1996.
  21. S. Kumar and P.R. Kumar: "Performance bounds for queueing networks and scheduling policies," IEEE Transactions on Automatic Control, 39(8), pp. 1600-1611, 1994.
  22. M. Desai, S. Kumar, and P.R. Kumar: "Quasi-statically cooled Markov chains," Probability in the Engineering and Informational Sciences, 8, pp. 1-19, 1994.
  23. V. Borkar and S. Kumar: "On extremal solutions to nonlinear filtering equations," SIAM J. Control and Optimization, 33(3), pp. 718-724, 1995.