List of Contents NUMBER 1 Allan M. Salzberg, Analyzing the impact of AZT on the progression of HIV Duncan MacRae Jr infection: proportional or constant delay over three and Lester W. Leex years of treatment John A. George, Bruce W. Lamar Political district determination using large-scale network and Chris A. Wallace optimization Eelko K. R. E. Huizingh 29 Extending the applicability of the Analytic Hierarchy and Hans C., J. Vrolijk Process Brendan J. Ring, 41 A fast algorithm for large-scale controlled rounding of John A. George 3-dimensional census tables and Chong Juin Kuan Viviane Gascon 57 Scheduling the carriers of a hospital delivery service and Philippe Michelon Lance A. Matheson, 69 Statistical quality control and social processes: a drug Pamela K. Lattimore testing application and Joanna R. Baker About the Authors 83 NUMBER 2 Robert A. Bosch 87 Refinements of Paltiel and Kaplan’s decision-theoretic and Natasha K. Stout model of AIDS clinical trials Steven E. Butt 103 Facility location in the presence of congested regions and Tom M. Cavalier with the rectilinear distance metric Yufie Yuan, Amiram Gafni, 115 Providers’ incentives to participate and contribute: a J. David Russell neglected aspect in the development of central matching and David Ludwin systems for the allocation of cadaveric kidneys A. Gragnani, S. Rinaldi 127 Dynamics of drug consumption: a theoretical model and G. Feichtinger Mahmut Parlar 139 Stationary and time-dependent policies for the substi- tute teacher pool problem Hokey Min, Amitava Mitra 147 Competitive benchmarking of health care quality using and Sharon Oswald the analytic hierarchy process: an example from Korean cancer clinics About the Authors Announcement NUMBER 3 Thomas L. Saaty and Enrique Mu 165 The Peruvian hostage crisis of 1996-1997: what should the government do? Ahmed S. Zaki, 173 A simulation model for the analysis and management of Hsing Kenneth Cheng an emergency service system and Barnett R. Parker Boaz Golany and Sten Thore 19] The economic and social performance of nations: efficiency and returns to scale William F. Bowlin 205 A proposal for designing employment contracts for government managers Carl Calantone 217 Canadian non-market depletion rules: a simulation study of resource protection formulae Kenneth Button Environmental policy assessment and the usefulness of and Peter Nijkamp meta-analysis About the Authors Announcement NUMBER 4 Saul I. Gass The Washington Operations Research connection: the rest of the story Seth Bonder and Russ Zajtchuk Changing the paradigm for telemedicine development and evaluation: a prospective model-based approach Edward H. Kaplan Snapshot samples Alok Baveja, When haste makes sense: cracking down on street Jonathan P. Caulkins, markets for illicit drugs Wensheng Liu, Rajan Batta and Mark H. Karwan Dae-Sic Yun and M. E. O’Kelly Modeling the day-of-the-week shopping activity and travel patterns About the Authors Index IV