Prepaid customers in mobile telecommunications are not bound by a contract and can therefore change operators (‘churn’) at their convenience and without notification. This makes the task of predicting prepaid churn both challenging and financially rewarding. This paper presents an explorative, real world study of prepaid churn modeling by varying the experimental setup on three dimensions: data...

eBay has integrated Skype (a public voice over IP application) chat and voice into hundreds of categories on eBay sites globally. By integrating Skype in the marketplace, eBay sellers have the option of including Skype functionality to their eBay listings. This fosters more consumer to consumer (c2c) communication, in which eBay sellers can provide better customer care and build trust with buye...

    Discrete facility location,   Distribution center,   Logistics,   Inventory policy,   Queueing theory,   Markov processes, The distribution center location problem is a crucial question for logistics decision makers. The optimization of these decisions needs careful attention to the fixed facility costs, inventory costs, transportation costs and customer responsiveness. In this paper we stu...

As digitization makes customer migration easier and more attractive, managing customer recovery becomes increasingly important for organizations. In this context, the challenge is to avoid two error types that can occur with customer relation recovery. First, mistakenly investing in customer relations that are active (“alive”), and, second, mistakenly not investing in migrated customer relation...

The problem of adaptive stochastic airline seat inventory control lies at the heart of airline revenue management. This problem concerns the allocation of the finite seat inventory to the stochastic customer demand that occurs over time before the flight is scheduled to depart. The objective is to find the right combination of customers of various fare classes on the flight such that revenue is...

A customer order to a multi-item inventory system typically consists of several different items in different amounts. The probability of satisfying an arbitrary demand within a prespecified time window, termed the order fill rate, is an important measure of customer satisfaction in industry. This measure, however, has received little attention in the inventory literature, partly because its eva...