Professor Stephen Disney, PhD
Professor Stephen Disney, PhD
Home
Publications
Talks
Blog
Projects
Teaching
Apps
Library
CV
Contact
Light
Dark
Automatic
4
Reducing MRP nervousness with the proportional Order-Up-To policy
Material Requirements Planning (MRP) systems regulate raw material inventory (RMI) levels by periodically issuing call-off orders and …
Y. Singh
,
S.M. Disney
Cite
The bullwhip effect with correlated lead times and auto-correlated demand
We quantify the bullwhip effect (which measures how the variance of replenishment orders is amplified as the orders move up the supply …
Z. Michna
,
S.M. Disney
,
P. Nielsen
Cite
Reducing MRP nervousness: Integrating value stream mapping and control theory
We analyse the impact of the customer, production, and supplier lead times on MRP nervousness, an accuracy measure of the future order …
Y. Singh
,
S.M. Disney
Cite
ARMA(1,1) market demand decomposition in a global dual sourcing setting
The firm decomposes the ARMA(1,1) market demand process into two parts: one for the nearshore source and one for the offshore source. …
T. Hosoda
,
S.M. Disney
,
G.C.J. Gaalman
Cite
Autocorrelated price-sensitive demand and the dynamics of supply chains
We investigate the dynamics of a supply chain with an autocorrelated, price-sensitive, stochastic, and linear demand model. We assume …
T. Hosoda
,
S.M. Disney
,
G.C.J. Gaalman
Cite
The dynamics of the transition from make-to-stock to make-to-order
From a number of recently conducted value stream mapping (VSM) exercises we have realised there are at least two replenishment …
Y.Singh
,
S.M. Disney
Cite
Discrete control theory for inventory management: A tutorial
An overview of discrete linear control theory is given. Topics covered include: Dynamical systems and difference equations. The …
S.M. Disney
Cite
Slides
Integrating value stream mapping and control theory: A new dynamic supply chain model
Using value stream maps, we find there are three lead times in a single supply chain echelon: the customer, supplier, and production …
Y. Singh
,
S.M. Disney
Cite
Dynamic modeling of a manufacturer: A unified theory of make-to-order and make-to-stock supply chains
From a number of recently conducted value stream mapping (VSM) exercises we have realised there are at least two replenishment …
Y. Singh
,
S.M. Disney
Cite
The nonlinear dynamics of order-up-to inventory systems with lost sales
With most inventory theory investigating linear models, the dynamics of nonlinear inventory systems is not well understood. We explore …
S.M. Disney
,
B. Ponte
,
X. Wang
Cite
Slides
»
Cite
×