Supply chain excellence has a real huge impact on business strategy. Building supply chains (SCs) as flexible system represents one of the most exciting opportunities to create value. This requires integrated decision making amongst autonomous chain partners with effective decision knowledge sharing among them. The key to success lies in knowing which decision has more impact on the supply chai...

In many service systems arising in OR/MS applications, the servers may be temporarily unavailable, a fact that affects the sojourn time of a customer and his willingness to join. Several studies that explore the balking behavior of customers in Markovian models with vacations have recently appeared in the literature. In the present paper, we study the balking behavior of customers in the single...

In the era of experience economy, how best to deliver memorable and exciting customer experiences has become a key issue for service providers, and customers can involve themselves in service experience delivery by actively deciding appropriate services rather than passively accepting existing ones. However, service providers frequently consider profit and cost first despite knowing that high-q...

Though there is a huge amount of the so-called epistemic logics that deal with propositional attitudes, i.e., sentences form “a knows P”, their ‘wh-cousins’ who what P is”, which Ps are Qs”, etc., have been, to best my knowledge, almost neglected. A similar disproportion can be observed between analysis Yes-No questions, has been under scrutiny many erotetic logics, and Wh-questions dealt just ...

In today's competitive environment, profitability analysis is not just about looking at the profit and loss statement. It is more about knowing which of your customers are making you money and which are losing you money. This paper considers how activity-based costing approach may complement a customer relationship management effort. The model presented in this paper combines the principles of ...