Purpose Online food delivery (OFD) has witnessed momentous consumer adoption in the
past few years, and COVID-19, if anything, is only accelerating its growth. This paper …

In this monograph, we provide an overview of the information relaxation approach for
calculating performance bounds in stochastic dynamic programs (DPs). The technique …

Purpose This study aims to quantitatively characterize consumers' value-cost trade-offs in on-
demand food delivery (ODFD) services. On the value side, the study endeavors to monetize …

Boosted by greater demand for convenience and then turbocharged by the coronavirus
disease 2019 pandemic, online food delivery (OFD) has witnessed rapid growth over the …

We study a courier dispatching problem in an on-demand delivery system in which
customers are sensitive to delay. Specifically, we evaluate the effect of temporal pooling by …

The notion of omnichannel, an integration of brick-and-mortar stores with online channels,
has been thriving in recent years and is reforming the traditional service industry. Many …

The development of omni-channel retailing brings both opportunities and challenges to
conventional supermarkets. Utilising local establishments to complete online customer …

Motivated by the recent popularity of omnichannel service systems, we analyze the joint
admission and scheduling control of a queueing system with two classes of customers …

Quick-service restaurants have been increasingly enabling customers to order ahead---
placing orders on demand remotely so that orders can be prepared while customers travel to …

In a cost-based supply chain delivery performance model, accurately depicting the penalty
cost associated with an untimely delivery is an important component of the supply chain's …