Zipkin Paul

Paul Zipkin

Information about the author Paul Zipkin will soon be added to the site.
Found 20 papers in total
Supply Streams
Supply Streams
2013
A supply stream is a continuous version of a supply chain. It is like a series...
Competition and Cooperation in a Two-Stage Supply Chain with Demand Forecasts
Competition and Cooperation in a Two-Stage Supply Chain with Demand Forecasts
2010
We consider a serial supply chain with one supplier and one retailer. Each obtains...
The effects of information on a queue with balking and phase-type service times
The effects of information on a queue with balking and phase-type service times
2008
This article generalizes the models in Guo and Zipkin, who focus on exponential...
On the Structure of Lost-Sales Inventory Models
On the Structure of Lost-Sales Inventory Models
2008
We provide a new approach to the structural analysis of the standard lost–sales...
Old and New Methods for Lost-Sales Inventory Systems
Old and New Methods for Lost-Sales Inventory Systems
2008
We consider the notoriously difficult discrete–time inventory model with...
Analysis and comparison of queues with different levels of delay information
Analysis and comparison of queues with different levels of delay information
2007
Information about delays can enhance service quality in many industries. Delay...
Bounds, heuristics, and approximations for distribution systems
Bounds, heuristics, and approximations for distribution systems
2007
This paper develops simple approximate methods to analyze a two-stage distribution...
Coordination of production/distribution networks with unbalanced leadtimes
Coordination of production/distribution networks with unbalanced leadtimes
2000
We investigate multiproduct, multilocation production/distribution networks with...
Processing networks with inventories: Sequential refinement systems
Processing networks with inventories: Sequential refinement systems
1995
This paper investigates a model representing a make-to-stock production system, where...
Processing networks with planned inventories: Tandem queues with feedback
Processing networks with planned inventories: Tandem queues with feedback
1995
This note continues the investigation, initiated by Lee and Zipkin, of tandem queues...
Customer-order information, leadtimes, and inventories
Customer-order information, leadtimes, and inventories
1995
The authors have an inventory to manage. The scenario is standard in all respects save...
Mortgages and Markov chains: A simplified evaluation model
Mortgages and Markov chains: A simplified evaluation model
1993
This paper has two purposes. The first is purely expository: to introduce stochastic...
Inventory control in a fluctuating demand environment
Inventory control in a fluctuating demand environment
1993
The authors present an inventory model, where the demand rate varies with an...
Tandem queues with planned inventories
Tandem queues with planned inventories
1992
This paper explores a natural generalization of the classic tandem-queue model,...
The structure of structured bond portfolio models
The structure of structured bond portfolio models
1992
Over the past decade, optimization models have been widely used to help select bond...
Evaluation of one-for-one replenishment policies for multiechelon inventory systems
Evaluation of one-for-one replenishment policies for multiechelon inventory systems
1991
This paper is concerned with multiechelon inventory systems, where each demand...
Evaluation of base-stock policies in multiechelon inventory systems with compound-Poisson demands
Evaluation of base-stock policies in multiechelon inventory systems with compound-Poisson demands
1991
This article analyzes a model of a multiechelon inventory system: The exogenous...
A queueing model to analyze the value of centralized inventory information
A queueing model to analyze the value of centralized inventory information
1990
Competitive pressures and technological improvements are leading many firms to...
Critical number policies for inventory models with periodic data
Critical number policies for inventory models with periodic data
1989
The paper considers an infinite-horizon inventory problem with stochastic demands...
The use of phase-type distributions in inventory-control models
The use of phase-type distributions in inventory-control models
1988
This article investigates the use of phase-type distributions to model the demand...
Papers per page: