When the bullwhip effect is an increasing function of the lead time

Bullwhip
Lead time
OUT policy
Poles and zeros
z-transfrom
2019
.Conference presentation
30th Production and Operations Management Society Annual Conference, Washington, USA, 2nd-6th May
Author

G. Gaalman, S.M. Disney, X. Wang

Published

May 6, 2019

Abstract

We show a positive demand impulse response leads to an always increasing in the lead time bullwhip effect when the order-up-to policy is used to make supply chain replenishment orders. Using the zero and poles of the ARMA(2,2) z-transform, we reveal when this demand impulse is positive.