This paper considers an appointment scheduling system that accommodates routine patients who book well in advance as well as same-day patients with acute needs who call in the morning for an appointment later that day. In addition to determining the appointment times that are assigned up-front...

This paper compares two types of appointment scheduling policies for single providers: traditional and open-access. Under traditional scheduling, each of a specified number of patients per day is booked well in advance, but may not show up for his or her appointment. Under open-access...

We consider a production system where multiple items are produced on a single machine. We study the problem of how to quickly and cheaply recover to an optimal ELSP schedule following a shock that causes the inventory levels to deviate arbitrarily from their optimal paths. We focus on a rotation...