Reneging and Balking are two facts of customer impatience. In traditional queuing literature, customer impatience was not often considered. However, for the last few decades, queuing theorists have been trying to integrate aspect of balking and reneging into modeling of queues in a holistic way....

We study the assortment optimization problem and show that local optima are global optima for all discrete choice models that can be represented by the Markov Chain model. We develop a forward greedy heuristic that finds an optimal assortment for the Markov Chain model and runs in $O(n^2)$...

Life insurance companies have a great interest in the calculation of prospective reserve sinceit is an item on the balance sheet of the company. In this thesis, we de ne the prospectivereserve such that we can incorporate reserve-dependent payments and such that companymade decisions like...

This paper attempts to develop a financial vulnerability indicator for China as a barometer for the state of financial vulnerability in the Chinese financial market, possibly for real-time application. Twelve variables from different sectors are utilised to extract a common vulnerability...

The research, through a bidirectional approach, aims to develop the university management of the degree programs in order to attract and maintain the potential students, as well as to estimate and manage the costs of the educational services offered during their life cycle. The authors bring...